Vault-13

INTEST CORP INTT

COM · Common Stock · CUSIP 461147100

90 institutional holders +15 vs Q1 2026
8,637,7828.6m shares reported held*
68.7% of all shares outstanding*
$156.9mreported value*
33 new 35 added 19 reduced 18 sold out net bought ≈ $21.7m (+1.2m shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Shares outstanding: 12.6m as of 2026-04-30, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $18.17. Options: 6 managers hold calls ($3.0m notional), 1 hold puts ($427.0k).

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

050100Q3 22: 46Q4 22: 52Q1 23: 72Q2 23: 93Q3 23: 89Q4 23: 88Q1 24: 81Q2 24: 76Q3 24: 56Q4 24: 52Q1 25: 52Q2 25: 46Q3 25: 45Q4 25: 49Q1 26: 75Q2 26: 9090Q3 22Q3 23Q3 24Q3 25Q2 26
Numbers
QuarterHolders
Q3 202246
Q4 202252
Q1 202372
Q2 202393
Q3 202389
Q4 202388
Q1 202481
Q2 202476
Q3 202456
Q4 202452
Q1 202552
Q2 202546
Q3 202545
Q4 202549
Q1 202675
Q2 202690

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
1000100Q3 24: 23 bought or addedQ3 24: 57 cut or sold outQ4 24: 18 bought or addedQ4 24: 33 cut or sold outQ4 24Q1 25: 20 bought or addedQ1 25: 24 cut or sold outQ2 25: 17 bought or addedQ2 25: 29 cut or sold outQ2 25Q3 25: 20 bought or addedQ3 25: 20 cut or sold outQ4 25: 24 bought or addedQ4 25: 16 cut or sold outQ4 25Q1 26: 51 bought or addedQ1 26: 21 cut or sold outQ2 26: 68 bought or addedQ2 26: 37 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q3 20242357
Q4 20241833
Q1 20252024
Q2 20251729
Q3 20252020
Q4 20252416
Q1 20265121
Q2 20266837

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$1m$2m$3mQ3 25 calls: $437.3kQ3 25 puts: $259.2kQ3 25P/C 0.59Q4 25 calls: $425.8kQ4 25 puts: $350.3kQ4 25P/C 0.82Q1 26 calls: $2.9mQ1 26 puts: $524.2kQ1 26P/C 0.18Q2 26 calls: $3.0mQ2 26 puts: $427.0kQ2 26P/C 0.14
Numbers
QuarterCallsPutsP/C
Q3 2025$437.3k$259.2k0.59
Q4 2025$425.8k$350.3k0.82
Q1 2026$2.9m$524.2k0.18
Q2 2026$3.0m$427.0k0.14

Biggest buyers

First Eagle Investment Management, LLC Added +801,102+801.1k
BlackRock, Inc. Added +662,100+662.1k
TWO SIGMA INVESTMENTS, LP Added +248,087+248.1k
ACADIAN ASSET MANAGEMENT LLC Added +231,387+231.4k
GEODE CAPITAL MANAGEMENT, LLC Added +154,495+154.5k
VANGUARD PORTFOLIO MANAGEMENT LLC Added +100,142+100.1k
CITADEL ADVISORS LLC Added +86,092+86.1k
PANAGORA ASSET MANAGEMENT INC New +77,876+77.9k
STATE STREET CORP Added +75,738+75.7k
NORTHERN TRUST CORP Added +59,373+59.4k

Biggest sellers

AMERIPRISE FINANCIAL INC Reduced -510,757-510.8k
CM Management, LLC Sold out -330,000-330.0k
Pacific Ridge Capital Partners, LLC Reduced -254,024-254.0k
SUSQUEHANNA INTERNATIONAL GROUP, LLP Sold out -137,794-137.8k
VANGUARD CAPITAL MANAGEMENT LLC Reduced -95,421-95.4k
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP Sold out -93,441-93.4k
MARSHALL WACE, LLP Sold out -91,149-91.1k
ROYCE & ASSOCIATES LP Reduced -82,000-82.0k
Walleye Capital LLC Sold out -69,815-69.8k
SEI INVESTMENTS CO Reduced -37,984-38.0k

Biggest calls

SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $1.0m55.9k shares
JANE STREET GROUP, LLC Added $1.0m55.1k shares
CITADEL ADVISORS LLC Reduced $648.7k35.7k shares
IMC-Chicago, LLC Added $198.1k10.9k shares
SIMPLEX TRADING, LLC Added $109.0k6.0k shares
GROUP ONE TRADING LLC New $1.8k100 shares

Biggest puts

SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $427.0k23.5k shares

Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
ROYCE & ASSOCIATES LP 13G · exempt (held before listing) +1.2 pts · filed 2025-01-28 11.6% +1.2 pts 1.4m≈ $26.0m 2025-01-28
BlackRock, Inc. 13G · institution new · filed 2026-07-28 6.6% new 824.3k≈ $15.0m 2026-07-28

Fell to 5% or below in the last year: ASKELADDEN CAPITAL MANAGEMENT LLC (0.0%, 2026-08-07), VANGUARD CAPITAL MANAGEMENT LLC (4.7%, 2026-07-31), SATTERFIELD THOMAS A JR (4.4%, 2026-04-29), VANGUARD GROUP INC (0.0%, 2026-03-27)

Insider purchases and sales since 1 Apr 2026

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

Officers and directors buying vs selling

Number of people, by quarter (10% owners not included)

BuyingSelling
202Q4 24: 0 buyingQ4 24: 0 sellingQ1 25: 0 buyingQ1 25: 1 sellingQ1 25Q2 25: 2 buyingQ2 25: 0 sellingQ3 25: 0 buyingQ3 25: 0 sellingQ3 25Q4 25: 1 buyingQ4 25: 0 sellingQ1 26: 0 buyingQ1 26: 1 sellingQ1 26Q2 26: 0 buyingQ2 26: 0 sellingQ3 26: 0 buyingQ3 26: 0 sellingQ3 26
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q4 20240—0——
Q1 20250—1$29.1k$29.1k
Q2 20252$67.1k0——
Q3 20250—0——
Q4 20251$44.6k0——
Q1 20260—1$57.8k$57.8k
Q2 20260—0——
Q3 20260—0——

None reported since 1 Apr 2026.

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 ROYCE & ASSOCIATES LP 0.20% of their portfolio New York, NY 1,349,8961.3m $24.5m $24.5m 0.20% Reduced -82.0k -82,000
2 First Eagle Investment Management, LLC 0.02% of their portfolio NEW YORK, NY 1,225,2041.2m $22.3m $22.3m 0.02% Added +801.1k +801,102
3 BlackRock, Inc. 0.00% of their portfolio New York, NY 936,047936.0k $17.0m $17.0m 0.00% Added +662.1k +662,100
4 VANGUARD CAPITAL MANAGEMENT LLC 0.00% of their portfolio MALVERN, PA 510,105510.1k $9.3m $9.3m 0.00% Reduced -95.4k -95,421
5 RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio NEW YORK, NY 502,237502.2k $9.1m $9.1m 0.01% Added +52.0k +52,028
6 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 440,213440.2k $8.0m $8.0m 0.00% Reduced -26.2k -26,184
7 ACADIAN ASSET MANAGEMENT LLC 0.01% of their portfolio Boston, MA 301,351301.4k $5.5m $5.5m 0.01% Added +231.4k +231,387
8 TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio NEW YORK, NY 285,517285.5k $5.2m $5.2m 0.00% Added +248.1k +248,087
9 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 282,935282.9k $5.1m $5.1m 0.00% Added +154.5k +154,495
10 Pacific Ridge Capital Partners, LLC 0.82% of their portfolio LAKE OSWEGO, OR 248,275248.3k $4.5m $4.5m 0.82% Reduced -254.0k -254,024
11 BARD ASSOCIATES INC 0.85% of their portfolio CHICAGO, IL 210,598210.6k $3.8m $3.8m 0.85% Reduced -988 -988
12 VANGUARD PORTFOLIO MANAGEMENT LLC 0.00% of their portfolio MALVERN, PA 193,534193.5k $3.5m $3.5m 0.00% Added +100.1k +100,142
13 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 142,135142.1k $2.6m $2.6m 0.00% Added +86.1k +86,092
14 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 136,348136.3k $2.5m $2.5m 0.00% Added +75.7k +75,738
15 GLOBEFLEX CAPITAL L P 0.28% of their portfolio SAN DIEGO, CA 122,730122.7k $2.2m $2.2m 0.28% Added +4.2k +4,158
16 O'SHAUGHNESSY ASSET MANAGEMENT, LLC 0.01% of their portfolio Stamford, CT 103,360103.4k $1.9m $1.9m 0.01% Added +22.4k +22,360
17 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 97,57197.6k $1.8m $1.8m 0.00% Added +59.4k +59,373
18 VANGUARD FIDUCIARY TRUST CO 0.00% of their portfolio MALVERN, PA 86,20486.2k $1.6m $1.6m 0.00% Added +14.0k +14,041
19 PANAGORA ASSET MANAGEMENT INC 0.00% of their portfolio BOSTON, MA 77,87677.9k $1.4m $1.4m 0.00% New
20 RITHOLTZ WEALTH MANAGEMENT 0.02% of their portfolio NEW YORK, NY 77,79377.8k $1.4m $1.4m 0.02% Added +1.7k +1,737
21 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 77,26577.3k $1.4m $1.4m 0.00% Added +23.0k +23,039
22 Informed Momentum Co LLC 0.11% of their portfolio SOLANA BEACH, CA 68,50568.5k $1.2m $1.2m 0.11% Reduced -2.8k -2,819
23 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 66,92166.9k $1.2m $1.2m 0.00% Added +18.7k +18,696
24 OCCUDO QUANTITATIVE STRATEGIES LP 0.06% of their portfolio FORT LAUDERDALE, FL 58,46358.5k $1.1m $1.1m 0.06% Added +28.6k +28,619
25 Connor, Clark & Lunn Investment Management Ltd. 0.00% of their portfolio VANCOUVER, A1 52,05152.1k $945.8k $945.8k 0.00% New
26 Bridge City Capital, LLC 0.21% of their portfolio LAKE OSWEGO, OR 51,16051.2k $929.6k $929.6k 0.21% Reduced -4.9k -4,908
27 NAVELLIER & ASSOCIATES INC 0.07% of their portfolio Reno, NV 49,89349.9k $906.6k $906.6k 0.07% New
28 ALGERT GLOBAL LLC 0.01% of their portfolio SAN FRANCISCO, CA 49,62049.6k $901.6k $901.6k 0.01% New
29 SEI INVESTMENTS CO 0.00% of their portfolio OAKS, PA 48,82848.8k $887.2k $887.2k 0.00% Reduced -38.0k -37,984
30 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 45,62245.6k $829.0k $829.0k 0.00% Reduced -2.7k -2,659
31 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 44,17444.2k $802.6k $802.6k 0.00% Reduced -32.4k -32,352
32 Hillsdale Investment Management Inc. 0.02% of their portfolio Toronto, A6 42,37042.4k $769.9k $769.9k 0.02% Added +20.7k +20,700
33 BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.01% of their portfolio HOUSTON, TX 40,63240.6k $738.3k $738.3k 0.01% Added +22.4k +22,432
34 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 40,61840.6k $738.0k $738.0k 0.00% Added +26.6k +26,649
35 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 37,67837.7k $684.6k $684.6k 0.00% Added +32.3k +32,342
36 LPL Financial LLC 0.00% of their portfolio FORT MILL, SC 37,51537.5k $681.6k $681.6k 0.00% New
37 Point72 Asset Management, L.P. 0.00% of their portfolio STAMFORD, CT 34,38734.4k $624.8k $624.8k 0.00% Added +6.0k +5,954
38 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 32,92932.9k $598.3k $598.3k 0.00% New
39 WINTON GROUP Ltd 0.02% of their portfolio LONDON, X0 26,13526.1k $474.9k $474.9k 0.02% New
40 AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio KANSAS CITY, MO 25,50125.5k $463.4k $463.4k 0.00% Added +12.0k +12,047
41 STRS OHIO 0.00% of their portfolio COLUMBUS, OH 24,50024.5k $445.2k $445.2k 0.00% New
42 HSBC HOLDINGS PLC 0.00% of their portfolio LONDON, X0 24,22824.2k $429.8k $429.8k 0.00% Added +5.6k +5,564
43 Engineers Gate Manager LP 0.01% of their portfolio NEW YORK, NY 23,87223.9k $433.8k $433.8k 0.01% Added +12.2k +12,152
44 Nuveen, LLC 0.00% of their portfolio CHARLOTTE, NC 23,72523.7k $431.1k $431.1k 0.00% New
45 Centiva Capital, LP 0.01% of their portfolio New York, NY 23,49723.5k $426.9k $426.9k 0.01% Reduced -16.6k -16,631
46 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 22,55622.6k $409.8k $409.8k 0.00% Reduced -6.3k -6,259
47 GSA CAPITAL PARTNERS LLP 0.02% of their portfolio LONDON, X0 20,21320.2k $367.0k $367.0k 0.02% Reduced -8.8k -8,831
48 Integrated Quantitative Investments LLC 0.06% of their portfolio BELLEVUE, WA 19,40019.4k $352.5k $352.5k 0.06% New
49 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 19,05219.1k $346.2k $346.2k 0.00% Added +4.5k +4,543
50 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 16,27716.3k $295.8k $295.8k 0.00% Reduced -510.8k -510,757
51 Schonfeld Strategic Advisors LLC 0.00% of their portfolio NEW YORK, NY 15,53015.5k $282.2k $282.2k 0.00% Reduced -893 -893
52 Verdad Advisers, LP 0.27% of their portfolio BOSTON, MA 15,45115.5k $280.7k $280.7k 0.27% New
53 IMC-Chicago, LLC 0.00% of their portfolio CHICAGO, IL 15,37415.4k $279.3k $279.3k 0.00% Added +244 +244
54 FRANKLIN RESOURCES INC 0.00% of their portfolio San Mateo, CA 13,11013.1k $238.2k $238.2k 0.00% Reduced -3.3k -3,272
55 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 11,57711.6k $210.4k $210.4k 0.00% New
56 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 10,73710.7k $195.1k $195.1k 0.00% New
57 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 10,56410.6k $191.9k $191.9k 0.00% Added +10.6k +10,563
58 Byrne Asset Management LLC 0.09% of their portfolio KINGSTON, NJ 9,3909.4k $170.6k $170.6k 0.09% New
59 MetLife Investment Management, LLC 0.00% of their portfolio Whippany, NJ 7,0537.1k $128.2k $128.2k 0.00% New
60 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 5,4645.5k $99.3k $99.3k 0.00% Reduced -12.9k -12,917
61 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% of their portfolio CAUSEWAY BAY, K3 5,3685.4k $97.5k $97.5k 0.00% New
62 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 5,1155.1k $86.9k $86.9k 0.00% Added +2.4k +2,358
63 UBS Group AG 0.00% of their portfolio ZURICH, V8 4,9224.9k $89.4k $89.4k 0.00% Reduced -3.7k -3,679
64 GROUP ONE TRADING LLC 0.00% of their portfolio CHICAGO, IL 4,4524.5k $80.9k $80.9k 0.00% Added +2.4k +2,382
65 Vanguard Global Advisers, LLC 0.00% of their portfolio MALVERN, PA 4,2244.2k $76.8k $76.8k 0.00% Unchanged
66 State of Wyoming 0.01% of their portfolio CHEYENNE, WY 3,9303.9k $71.4k $71.4k 0.01% New
67 Police & Firemen's Retirement System of New Jersey 0.00% of their portfolio TRENTON, NJ 3,4383.4k $62.5k $62.5k 0.00% New
68 NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio ALBANY, NY 3,0003.0k $54.5k $54.5k 0.00% New
69 FEDERATED HERMES, INC. 0.00% of their portfolio PITTSBURGH, PA 1,2221.2k $22.2k $22.2k 0.00% Added +159 +159
70 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 1,1381.1k $20.7k $20.7k 0.00% New
71 Legal & General Group Plc 0.00% of their portfolio London, X0 1,1301.1k $20.5k $20.5k 0.00% New
72 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 1,0591.1k $19.2k $19.2k 0.00% Added +959 +959
73 Ameritas Investment Partners, Inc. 0.00% of their portfolio LINCOLN, NE 1,0581.1k $19.2k $19.2k 0.00% New
74 LifeSteps Financial, Inc. 0.01% of their portfolio CLAREMONT, CA 1,0001.0k $18.2k $18.2k 0.01% New
75 Kemnay Advisory Services Inc. 0.00% of their portfolio New York, NY 822822 $14.9k $14.9k 0.00% New
76 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 778778 $14.0k $14.0k 0.00% Added +761 +761
77 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 719719 $13.1k $13.1k 0.00% New
78 Allworth Financial LP 0.00% of their portfolio FOLSOM, CA 611611 $11.1k $11.1k 0.00% New
79 TOTH FINANCIAL ADVISORY CORP 0.00% of their portfolio LEESBURG, VA 500500 $9.1k $9.1k 0.00% New
80 Ancora Advisors LLC 0.00% of their portfolio Cleveland, OH 429429 $7.8k $7.8k 0.00% Unchanged
81 FMR LLC 0.00% of their portfolio BOSTON, MA 217217 $3.9k $3.9k 0.00% Added +168 +168
82 NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO 0.00% of their portfolio MILWAUKEE, WI 166166 $3.0k $3.0k 0.00% New
83 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 161161 $2.9k $2.9k 0.00% New
84 HARBOUR INVESTMENTS, INC. 0.00% of their portfolio MADISON, WI 155155 $2.8k $2.8k 0.00% New
85 LANARK FINANCIAL, INC. 0.00% of their portfolio BIRMINGHAM, AL 130130 $2.4k $2.4k 0.00% New
86 SBI Securities Co., Ltd. 0.00% of their portfolio TOKYO, M0 9999 $1.8k $1.8k 0.00% Added +3 +3
87 JONES FINANCIAL COMPANIES LLLP 0.00% of their portfolio DES PERES, MO 5858 $964 $964 0.00% New
88 Sterling Capital Management LLC 0.00% of their portfolio CHARLOTTE, NC 5858 $1.1k $1.1k 0.00% New
89 Strive Financial Group ,LLC 0.00% of their portfolio CARMEL, IN 5151 $927 $927 0.00% Unchanged
90 Caitong International Asset Management Co., Ltd 0.00% of their portfolio HONG KONG, K3 66 $109 $109 0.00% Reduced -29 -29