Vault-13

ATEGRITY SPECIALTY IN CO HO ASIC

COM · Common Stock · CUSIP 04681Y103

78 institutional holders +10 vs Q3 2025
6,261,3556.3m shares reported held*
13.0% of all shares outstanding*
$131.6mreported value*
21 new 31 added 20 reduced 13 sold out net sold ≈ $6.0m (-286.9k 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: 48.1m as of 2025-11-12, 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 ≈ $21.01.

Trends to Q4 2025

Institutional holders

Managers reporting a position, each quarter

050100Q2 25: 55Q3 25: 68Q4 25: 7878Q2 25Q3 25Q4 25
Numbers
QuarterHolders
Q2 202555
Q3 202568
Q4 202578

Buyers vs sellers

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

Bought or addedCut or sold out
1000100Q3 25: 47 bought or addedQ3 25: 32 cut or sold outQ3 25Q4 25: 52 bought or addedQ4 25: 33 cut or sold outQ4 25
Numbers
QuarterBought or addedCut or sold out
Q3 20254732
Q4 20255233

Biggest buyers

T. Rowe Price Investment Management, Inc. Added +191,127+191.1k
CANNELL CAPITAL LLC Added +178,886+178.9k
MILLENNIUM MANAGEMENT LLC Added +156,952+157.0k
Balyasny Asset Management L.P. Added +127,849+127.8k
PRICE T ROWE ASSOCIATES INC /MD/ Added +105,254+105.3k
BlackRock, Inc. Added +98,645+98.6k
Walleye Capital LLC Added +70,056+70.1k
Nuveen, LLC Added +61,725+61.7k
BANK OF AMERICA CORP /DE/ Added +51,488+51.5k
STATE STREET CORP Added +48,690+48.7k

Biggest sellers

AMERICAN CENTURY COMPANIES INC Sold out -437,449-437.4k
Driehaus Capital Management LLC Sold out -381,830-381.8k
EMERALD ADVISERS, LLC Reduced -202,269-202.3k
ADAGE CAPITAL PARTNERS GP, L.L.C. Sold out -150,000-150.0k
EMERALD MUTUAL FUND ADVISERS TRUST Reduced -120,350-120.3k
NEXT CENTURY GROWTH INVESTORS LLC Reduced -84,819-84.8k
Jain Global LLC Sold out -68,000-68.0k
Russell Investments Group, Ltd. Reduced -65,428-65.4k
Schonfeld Strategic Advisors LLC Reduced -53,336-53.3k
Interval Partners, LP Reduced -44,307-44.3k

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
Zimmer Financial Services Group LLC 13G · exempt (held before listing) new · filed 2025-08-14 81.2% new 40.2m≈ $966.9m 2025-08-14

Insider purchases and sales in Q4 2025

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
505Q1 24: 0 buyingQ1 24: 0 sellingQ2 24: 0 buyingQ2 24: 0 sellingQ2 24Q3 24: 0 buyingQ3 24: 0 sellingQ4 24: 0 buyingQ4 24: 0 sellingQ4 24Q1 25: 0 buyingQ1 25: 0 sellingQ2 25: 5 buyingQ2 25: 0 sellingQ2 25Q3 25: 1 buyingQ3 25: 0 sellingQ4 25: 1 buyingQ4 25: 0 sellingQ4 25
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q1 20240—0——
Q2 20240—0——
Q3 20240—0——
Q4 20240—0——
Q1 20250—0——
Q2 20255$1.8m0——
Q3 20251$507.4k0——
Q4 20251$100.9k0——
DateInsiderTradeSharesPrice ValueTheir holding
2025-10-27 Cohen Justin G Chief Executive Officer, director Bought 5,200 $19.41 $100.9k5.2k shares new

Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).

Holders, Q4 2025

#ManagerLocationShares Value% of their portfolioChangeShares change
1 T. Rowe Price Investment Management, Inc. 0.01% of their portfolio BALTIMORE, MD 790,209790.2k $16.6m $16.6m 0.01% Added +191.1k +191,127
2 Nuveen, LLC 0.00% of their portfolio CHARLOTTE, NC 704,961705.0k $14.8m $14.8m 0.00% Added +61.7k +61,725
3 BAMCO INC /NY/ 0.04% of their portfolio NEW YORK, NY 669,792669.8k $14.1m $14.1m 0.04% Reduced -9.6k -9,614
4 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 457,200457.2k $9.6m $9.6m 0.00% Added +21.7k +21,674
5 BlackRock, Inc. 0.00% of their portfolio New York, NY 448,069448.1k $9.4m $9.4m 0.00% Added +98.6k +98,645
6 CANNELL CAPITAL LLC 4.31% of their portfolio ALTA, WY 321,211321.2k $6.7m $6.7m 4.31% Added +178.9k +178,886
7 PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio BALTIMORE, MD 287,644287.6k $6.0m $6.0m 0.00% Added +105.3k +105,254
8 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 207,167207.2k $4.4m $4.4m 0.00% Added +157.0k +156,952
9 Balyasny Asset Management L.P. 0.01% of their portfolio Chicago, IL 170,734170.7k $3.6m $3.6m 0.01% Added +127.8k +127,849
10 EMERALD ADVISERS, LLC 0.11% of their portfolio LEOLA, PA 167,047167.0k $3.5m $3.5m 0.11% Reduced -202.3k -202,269
11 STATE OF WISCONSIN INVESTMENT BOARD 0.01% of their portfolio MADISON, WI 157,601157.6k $3.3m $3.3m 0.01% Added +32.6k +32,601
12 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 153,259153.3k $3.2m $3.2m 0.00% Added +4.9k +4,866
13 NEXT CENTURY GROWTH INVESTORS LLC 0.21% of their portfolio PLYMOUTH, MN 143,657143.7k $3.0m $3.0m 0.21% Reduced -84.8k -84,819
14 TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio NEW YORK, NY 121,637121.6k $2.6m $2.6m 0.00% Added +27.5k +27,502
15 Freestone Grove Partners LP 0.02% of their portfolio San Francisco, CA 113,850113.8k $2.4m $2.4m 0.02% Reduced -5.3k -5,283
16 Ghisallo Capital Management LLC 0.09% of their portfolio BOSTON, MA 100,000100.0k $2.1m $2.1m 0.09% Unchanged
17 MARSHALL WACE, LLP 0.00% of their portfolio LONDON, X0 99,89499.9k $2.1m $2.1m 0.00% Reduced -6.7k -6,701
18 Walleye Capital LLC 0.01% of their portfolio NEW YORK, NY 94,21494.2k $2.0m $2.0m 0.01% Added +70.1k +70,056
19 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 92,89192.9k $2.0m $2.0m 0.00% Added +48.7k +48,690
20 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 88,64288.6k $1.9m $1.9m 0.00% Added +51.5k +51,488
21 Alyeska Investment Group, L.P. 0.00% of their portfolio CHICAGO, IL 71,90371.9k $1.5m $1.5m 0.00% Added +11.9k +11,903
22 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 71,77271.8k $1.5m $1.5m 0.00% Added +26.6k +26,618
23 Interval Partners, LP 0.03% of their portfolio NEW YORK, NY 57,77057.8k $1.2m $1.2m 0.03% Reduced -44.3k -44,307
24 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 56,28456.3k $1.2m $1.2m 0.00% Added +20.4k +20,426
25 EMERALD MUTUAL FUND ADVISERS TRUST 0.05% of their portfolio LEOLA, PA 53,66953.7k $1.1m $1.1m 0.05% Reduced -120.3k -120,350
26 KORNITZER CAPITAL MANAGEMENT INC /KS 0.02% of their portfolio SHAWNEE MISSION, KS 50,21350.2k $1.1m $1.1m 0.02% Added +213 +213
27 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 47,49147.5k $997.8k $997.8k 0.00% Reduced -31 -31
28 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 47,17547.2k $991.1k $991.1k 0.00% Reduced -1.6k -1,595
29 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 41,36441.4k $869.1k $869.1k 0.00% Added +36.2k +36,234
30 NORGES BANK 0.00% of their portfolio OSLO, Q8 40,00040.0k $840.4k $840.4k 0.00% Not comparable
31 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 37,98838.0k $798.1k $798.1k 0.00% New
32 UBS Group AG 0.00% of their portfolio ZURICH, V8 32,85232.9k $690.2k $690.2k 0.00% Added +5.0k +4,989
33 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 27,02927.0k $567.9k $567.9k 0.00% Added +3.4k +3,363
34 RAYMOND JAMES FINANCIAL INC 0.00% of their portfolio ST. PETERSBURG, FL 25,26425.3k $530.8k $530.8k 0.00% Added +12.5k +12,509
35 RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio NEW YORK, NY 24,70024.7k $518.9k $518.9k 0.00% Reduced -448 -448
36 TWO SIGMA ADVISERS, LP 0.00% of their portfolio NEW YORK, NY 22,90022.9k $481.1k $481.1k 0.00% New
37 Lykos Global Management, LP 0.30% of their portfolio STAMFORD, CT 20,00020.0k $420.2k $420.2k 0.30% First filing
38 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 19,52619.5k $410.2k $410.2k 0.00% Added +10.6k +10,649
39 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 15,93015.9k $334.7k $334.7k 0.00% New
40 Trexquant Investment LP 0.00% of their portfolio STAMFORD, CT 15,21215.2k $319.6k $319.6k 0.00% New
41 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 13,97114.0k $293.5k $293.5k 0.00% New
42 VARCOV Co. 0.10% of their portfolio DARIEN, CT 12,21012.2k $256.5k $256.5k 0.10% First filing
43 BOOTHBAY FUND MANAGEMENT, LLC 0.01% of their portfolio NEW YORK, NY 11,30411.3k $237.5k $237.5k 0.01% Reduced -3.8k -3,760
44 Sandia Investment Management LP 0.54% of their portfolio BOSTON, MA 10,30010.3k $216.4k $216.4k 0.54% Reduced -5.0k -5,000
45 Schonfeld Strategic Advisors LLC 0.00% of their portfolio NEW YORK, NY 9,7229.7k $204.3k $204.3k 0.00% Reduced -53.3k -53,336
46 Aquatic Capital Management LLC 0.00% of their portfolio CHICAGO, IL 5,1445.1k $108.1k $108.1k 0.00% New
47 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 4,6444.6k $97.6k $97.6k 0.00% Reduced -600 -600
48 State of Alaska, Department of Revenue 0.00% of their portfolio JUNEAU, AK 3,6633.7k $76.0k $76.0k 0.00% New
49 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 3,5863.6k $75.3k $75.3k 0.00% Added +1.6k +1,626
50 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 3,4583.5k $72.7k $72.7k 0.00% Added +2.5k +2,504
51 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% of their portfolio CAUSEWAY BAY, K3 3,0053.0k $63.1k $63.1k 0.00% Added +88 +88
52 State of Wyoming 0.01% of their portfolio CHEYENNE, WY 2,4692.5k $51.9k $51.9k 0.01% Added +2.3k +2,329
53 Police & Firemen's Retirement System of New Jersey 0.00% of their portfolio TRENTON, NJ 1,9401.9k $40.8k $40.8k 0.00% New
54 STRS OHIO 0.00% of their portfolio COLUMBUS, OH 1,7001.7k $35.7k $35.7k 0.00% Added +600 +600
55 NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio ALBANY, NY 1,3001.3k $27.3k $27.3k 0.00% New
56 Legal & General Group Plc 0.00% of their portfolio London, X0 585585 $12.3k $12.3k 0.00% Unchanged
57 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 538538 $11.3k $11.3k 0.00% Reduced -65.4k -65,428
58 Ameritas Investment Partners, Inc. 0.00% of their portfolio LINCOLN, NE 525525 $11.0k $11.0k 0.00% Unchanged
59 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 394394 $8.3k $8.3k 0.00% New
60 Quarry LP 0.00% of their portfolio NEW YORK, NY 386386 $8.1k $8.1k 0.00% Added +377 +377
61 CWM, LLC 0.00% of their portfolio OMAHA, NE 346346 $7.0k $7.0k 0.00% Reduced -2.2k -2,197
62 Sterling Capital Management LLC 0.00% of their portfolio CHARLOTTE, NC 285285 $6.0k $6.0k 0.00% Added +9 +9
63 FMR LLC 0.00% of their portfolio BOSTON, MA 264264 $5.5k $5.5k 0.00% Added +244 +244
64 AMALGAMATED BANK 0.00% of their portfolio NEW YORK, NY 201201 $4.0k $4.0k 0.00% Reduced -2 -2
65 MCF Advisors LLC 0.00% of their portfolio LEXINGTON, KY 185185 $3.9k $3.9k 0.00% Reduced -107 -107
66 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 155155 $3.0k $3.0k 0.00% Reduced -749 -749
67 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 145145 $3.0k $3.0k 0.00% Reduced -1 -1
68 Private Wealth Management Group, LLC 0.00% of their portfolio PRINCETON, NJ 9797 $2.0k $2.0k 0.00% New
69 Aster Capital Management (DIFC) Ltd 0.00% of their portfolio DUBAI, C0 3535 $735 $735 0.00% New
70 Pinnacle Wealth Planning Services, Inc. 0.00% of their portfolio MANSFIELD, OH 1515 $315 $315 0.00% New
71 MassMutual Private Wealth & Trust, FSB 0.00% of their portfolio Windsor, CT 1414 $294 $294 0.00% New
72 EverSource Wealth Advisors, LLC 0.00% of their portfolio BIRMINGHAM, AL 1010 $210 $210 0.00% New
73 IFP Advisors, Inc 0.00% of their portfolio TAMPA, FL 99 $189 $189 0.00% New
74 ROTHSCHILD INVESTMENT LLC 0.00% of their portfolio CHICAGO, IL 88 $168 $168 0.00% New
75 GAMMA Investing LLC 0.00% of their portfolio FOSTER CITY, CA 88 $168 $168 0.00% New
76 MAI Capital Management 0.00% of their portfolio INDEPENDENCE, OH 55 $106 $106 0.00% New
77 Essential Partners LLC 0.00% of their portfolio RANCHO SANTA FE, CA 55 $105 $105 0.00% New
78 True Wealth Design, LLC 0.00% of their portfolio AKRON, OH 33 $64 $64 0.00% New