Vault-13

TETRA TECH INC NEW TTEK 2.25 08.15.28

DBCV 2.250% 8/1 · US DOMESTIC · CUSIP 88162GAB9

65 institutional holders +3 vs Q1 2026
76,478,49776.5m shares reported held*
$641.4mreported value*
14 new 12 added 21 reduced 13 sold out net sold ≈ $55.3m (+1.7m 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 ($570.8k this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $8.39.

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

0255075Q3 24: 60Q4 24: 62Q1 25: 70Q2 25: 64Q3 25: 61Q4 25: 61Q1 26: 62Q2 26: 6565Q3 24Q1 25Q3 25Q1 26Q2 26
Numbers
QuarterHolders
Q3 202460
Q4 202462
Q1 202570
Q2 202564
Q3 202561
Q4 202561
Q1 202662
Q2 202665

Buyers vs sellers

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

Bought or addedCut or sold out
40040Q4 24: 28 bought or addedQ4 24: 29 cut or sold outQ4 24Q1 25: 40 bought or addedQ1 25: 23 cut or sold outQ2 25: 24 bought or addedQ2 25: 30 cut or sold outQ2 25Q3 25: 26 bought or addedQ3 25: 30 cut or sold outQ4 25: 28 bought or addedQ4 25: 29 cut or sold outQ4 25Q1 26: 30 bought or addedQ1 26: 31 cut or sold outQ2 26: 26 bought or addedQ2 26: 34 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q4 20242829
Q1 20254023
Q2 20252430
Q3 20252630
Q4 20252829
Q1 20263031
Q2 20262634

Biggest buyers

Weiss Asset Management LP Added +52,789,000+52.8m
ADVENT CAPITAL MANAGEMENT /DE/ Added +13,987,000+14.0m
Point72 Asset Management, L.P. Added +12,262,000+12.3m
Wellesley Asset Management Added +10,898,000+10.9m
SHENKMAN CAPITAL MANAGEMENT INC New +8,406,000+8.4m
TWO SIGMA INVESTMENTS, LP Added +6,800,000+6.8m
PALISADE CAPITAL MANAGEMENT, LP New +3,300,000+3.3m
STATE STREET CORP Added +3,200,000+3.2m
BlackRock, Inc. Added +2,525,000+2.5m
WELLINGTON MANAGEMENT GROUP LLP New +2,275,000+2.3m

Biggest sellers

ZAZOVE ASSOCIATES LLC Reduced -56,665,000-56.7m
CAMDEN ASSET MANAGEMENT L P /CA Sold out -34,901,000-34.9m
MILLENNIUM MANAGEMENT LLC Sold out -17,250,000-17.2m
KIM, LLC Sold out -12,089,000-12.1m
Mirabaud Asset Management (France) SAS Sold out -10,000,000-10.0m
SHENKMAN CAPITAL MANAGEMENT INC Sold out -8,656,000-8.7m
BNP PARIBAS FINANCIAL MARKETS Reduced -7,413,000-7.4m
JANE STREET GROUP, LLC Reduced -5,475,000-5.5m
Balyasny Asset Management L.P. Reduced -5,000,000-5.0m
LAZARD ASSET MANAGEMENT LLC Reduced -3,415,000-3.4m

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 Weiss Asset Management LP 0.81% of their portfolio BOSTON, MA 68,289,00068.3m $72.1m $72.1m 0.81% Added +52.8m +52,789,000
2 ZAZOVE ASSOCIATES LLC 5.11% of their portfolio INCLINE VILLAGE, NV 59,095,00059.1m $62.4m $62.4m 5.11% Reduced -56.7m -56,665,000
3 ADVENT CAPITAL MANAGEMENT /DE/ 1.30% of their portfolio NEW YORK, NY 53,812,00053.8m $57.2m $57.2m 1.30% Added +14.0m +13,987,000
4 MacKay Shields LLC 1.85% of their portfolio New York, NY 52,445,00052.4m $55.3m $55.3m 1.85% Reduced -2.1m -2,073,000
5 TWO SIGMA INVESTMENTS, LP 0.04% of their portfolio NEW YORK, NY 50,594,00050.6m $53.1m $53.1m 0.04% Added +6.8m +6,800,000
6 Point72 Asset Management, L.P. 0.07% of their portfolio STAMFORD, CT 46,027,00046.0m $48.5m $48.5m 0.07% Added +12.3m +12,262,000
7 TUDOR INVESTMENT CORP ET AL 0.13% of their portfolio STAMFORD, CT 30,120,00030.1m $31.7m $31.7m 0.13% Unchanged
8 Alberta Investment Management Corp 0.15% of their portfolio EDMONTON, A0 25,000,00025.0m $26.4m $26.4m 0.15% Unchanged
9 DeepCurrents Investment Group LLC 0.77% of their portfolio NEW YORK, NY 21,360,00021.4m $22.5m $22.5m 0.77% Reduced -3.0m -3,000,000
10 ABSOLUTE INVESTMENT ADVISERS, LLC 1.75% of their portfolio ROSEMARY BEACH, FL 17,226,00017.2m $18.1m $18.1m 1.75% Reduced -300.0k -300,000
11 Wellesley Asset Management 1.33% of their portfolio PORTSMOUTH, NH 15,782,00015.8m $14.6m $14.6m 1.33% Added +10.9m +10,898,000
12 Nykredit A/S 0.05% of their portfolio NORDHAVN, G7 15,200,00015.2m $16.1m $16.1m 0.05% First filing
13 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 14,974,00015.0m $15.9m $15.9m 0.00% Added +3.2m +3,200,000
14 BANK OF MONTREAL /CAN/ 0.01% of their portfolio TORONTO, A6 13,800,00013.8m $14.5m $14.5m 0.01% Reduced -1.5m -1,500,000
15 BlackRock, Inc. 0.00% of their portfolio New York, NY 11,689,00011.7m $12.3m $12.3m 0.00% Added +2.5m +2,525,000
16 FMR LLC 0.00% of their portfolio BOSTON, MA 10,563,00010.6m $11.1m $11.1m 0.00% Reduced -10.0k -10,000
17 SHENKMAN CAPITAL MANAGEMENT INC 1.28% of their portfolio NEW YORK, NY 8,406,0008.4m $9.2m $9.2m 1.28% New
18 OFI INVEST ASSET MANAGEMENT 0.07% of their portfolio ISSY LES MOULINEAUX, I0 7,000,0007.0m $6.5m $6.5m 0.07% Unchanged
19 MIZUHO SECURITIES USA LLC 0.07% of their portfolio NEW YORK, NY 6,848,0006.8m $7.2m $7.2m 0.07% Unchanged
20 DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main 0.01% of their portfolio FRANKFURT AM MAIN, 2M 6,250,0006.2m $6.6m $6.6m 0.01% Unchanged
21 LORD, ABBETT & CO. LLC 0.02% of their portfolio JERSEY CITY, NJ 5,920,0005.9m $6.2m $6.2m 0.02% Reduced -97.0k -97,000
22 CONNING INC. 0.18% of their portfolio HARTFORD, CT 5,600,0005.6m $5.9m $5.9m 0.18% Unchanged
23 STATE OF WISCONSIN INVESTMENT BOARD 0.01% of their portfolio MADISON, WI 4,000,0004.0m $4.2m $4.2m 0.01% Added +1.0m +1,000,000
24 PALISADE CAPITAL MANAGEMENT, LP 0.15% of their portfolio FORT LEE, NJ 3,300,0003.3m $3.5m $3.5m 0.15% New
25 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 2,720,0002.7m $2.9m $2.9m 0.00% Reduced -7.4m -7,413,000
26 Universal- Beteiligungs- und Servicegesellschaft mbH 0.00% of their portfolio FRANKFURT AM MAIN, 2M 2,300,0002.3m $2.4m $2.4m 0.00% Reduced -1.8m -1,767,000
27 WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio Boston, MA 2,275,0002.3m $2.4m $2.4m 0.00% New
28 SSI INVESTMENT MANAGEMENT LLC 0.11% of their portfolio Los Angeles, CA 1,847,0001.8m $1.9m $1.9m 0.11% New
29 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 1,579,0001.6m $1.7m $1.7m 0.00% Reduced -259.0k -259,000
30 AGF MANAGEMENT LTD 0.01% of their portfolio TORONTO, A6 1,500,0001.5m $1.6m $1.6m 0.01% Unchanged
31 Man Group plc 0.00% of their portfolio LONDON, X0 1,425,0001.4m $1.5m $1.5m 0.00% Unchanged
32 GROUPAMA ASSET MANAGMENT 0.02% of their portfolio PARIS, I0 1,250,0001.2m $1.3m $1.3m 0.02% Unchanged
33 RWC Asset Management LLP 0.04% of their portfolio LONDON, X0 1,089,0001.1m $1.1m $1.1m 0.04% Added +19.0k +19,000
34 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 1,000,0001.0m $1.1m $1.1m 0.00% Unchanged
35 Balyasny Asset Management L.P. 0.00% of their portfolio Chicago, IL 1,000,0001.0m $1.1m $1.1m 0.00% Reduced -5.0m -5,000,000
36 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 951,000951.0k $999.0k $999.0k 0.00% Unchanged
37 NOMURA ASSET MANAGEMENT INTERNATIONAL INC. 0.00% of their portfolio PHILADELPHIA, PA 900,000900.0k $956.0k $956.0k 0.00% New
38 LAZARD ASSET MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 897,000897.0k $9.5k $9.5k 0.00% Reduced -3.4m -3,415,000
39 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 825,000825.0k $867.1k $867.1k 0.00% Reduced -5.5m -5,475,000
40 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 700,000700.0k $737.6k $737.6k 0.00% Reduced -212.0k -212,000
41 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 633,000633.0k $665.0k $665.0k 0.00% Added +23.0k +23,000
42 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 552,000552.0k $581.7k $581.7k 0.00% New
43 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 536,000536.0k $570.8k $570.8k 0.00% Reduced -275.0k -275,000
44 SEI INVESTMENTS CO 0.00% of their portfolio OAKS, PA 533,000533.0k $559.9k $559.9k 0.00% Unchanged
45 Calamos Advisors LLC 0.00% of their portfolio NAPERVILLE, IL 478,000478.0k $502.4k $502.4k 0.00% Reduced -113.0k -113,000
46 Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% of their portfolio ZURICH, V8 475,000475.0k $496.4k $496.4k 0.00% Unchanged
47 LOOMIS SAYLES & CO L P 0.01% of their portfolio BOSTON, MA 212,088212.1k $6.1m $6.1m 0.01% Added +33.8k +33,817
48 OPPENHEIMER ASSET MANAGEMENT INC. 0.00% of their portfolio NEW YORK, NY 181,000181.0k $190.1k $190.1k 0.00% Reduced -5.0k -5,000
49 UBS Group AG 0.00% of their portfolio ZURICH, V8 161,000161.0k $169.1k $169.1k 0.00% Reduced -9.3k -9,330
50 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 139,000139.0k $146.4k $146.4k 0.00% Reduced -1.1m -1,116,000
51 &PARTNERS 0.00% of their portfolio NASHVILLE, TN 129,000129.0k $135.5k $135.5k 0.00% Reduced -2.0k -2,000
52 Calamos Wealth Management LLC 0.00% of their portfolio NAPERVILLE, IL 109,000109.0k $114.6k $114.6k 0.00% Added +1.0k +1,000
53 STEPHENS INC /AR/ 0.00% of their portfolio LITTLE ROCK, AR 59,00059.0k $62.0k $62.0k 0.00% Unchanged
54 FIL Ltd 0.00% of their portfolio HAMILTON, D0 44,00044.0k $46.2k $46.2k 0.00% Unchanged
55 CHOREO, LLC 0.00% of their portfolio ROCKFORD, IL 28,00028.0k $29.7k $29.7k 0.00% New
56 Squarepoint Ops LLC 0.04% of their portfolio NEW YORK, NY 17,50017.5k $18.5m $18.5m 0.04% New
57 INSIGNEO ADVISORY SERVICES, LLC 0.00% of their portfolio MIAMI, FL 13,00013.0k $13.7k $13.7k 0.00% New
58 FIFTH THIRD BANCORP 0.00% of their portfolio CINCINNATI, OH 11,00011.0k $11.6k $11.6k 0.00% New
59 WEALTH ENHANCEMENT ADVISORY SERVICES, LLC 0.00% of their portfolio PLYMOUTH, MN 11,00011.0k $11.8k $11.8k 0.00% New
60 Balboa Wealth Partners 0.00% of their portfolio SCOTTSDALE, AZ 11,00011.0k $11.5k $11.5k 0.00% New
61 LANARK FINANCIAL, INC. 0.00% of their portfolio BIRMINGHAM, AL 9,0009.0k $9.5k $9.5k 0.00% New
62 NOMURA HOLDINGS INC 0.00% of their portfolio TOKYO, M0 7,9748.0k $230.4k $230.4k 0.00% Reduced -1.2k -1,158
63 BOUSSARD & GAVAUDAN GESTION SAS 0.32% of their portfolio PARIS, I0 6,0006.0k $6.3m $6.3m 0.32% First filing
64 Steward Partners Investment Advisory, LLC 0.00% of their portfolio STAMFORD, CT 4,0004.0k $4.2k $4.2k 0.00% Unchanged
65 LAFFER TENGLER INVESTMENTS, INC. 0.33% of their portfolio Scottsdale, AZ 2,4352.4k $2.6m $2.6m 0.33% New