Vault-13

TETRA TECH INC NEW TTEK 2.25 08.15.28

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

62 institutional holders +1 vs Q4 2025
74,755,65674.8m shares reported held*
$654.4mreported value*
14 new 16 added 17 reduced 14 sold out net bought ≈ $78.2m (+37.1m 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 ($855.4k this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $8.77.

Trends to Q1 2026

Institutional holders

Managers reporting a position, each quarter

0255075Q3 24: 60Q4 24: 62Q1 25: 70Q2 25: 64Q3 25: 61Q4 25: 61Q1 26: 6262Q3 24Q1 25Q3 25Q1 26
Numbers
QuarterHolders
Q3 202460
Q4 202462
Q1 202570
Q2 202564
Q3 202561
Q4 202561
Q1 202662

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 outQ1 25Q2 25: 24 bought or addedQ2 25: 30 cut or sold outQ2 25Q3 25: 26 bought or addedQ3 25: 30 cut or sold outQ3 25Q4 25: 28 bought or addedQ4 25: 29 cut or sold outQ4 25Q1 26: 30 bought or addedQ1 26: 31 cut or sold outQ1 26
Numbers
QuarterBought or addedCut or sold out
Q4 20242829
Q1 20254023
Q2 20252430
Q3 20252630
Q4 20252829
Q1 20263031

Biggest buyers

ZAZOVE ASSOCIATES LLC Added +58,880,000+58.9m
TUDOR INVESTMENT CORP ET AL New +30,120,000+30.1m
MILLENNIUM MANAGEMENT LLC New +17,250,000+17.2m
TWO SIGMA INVESTMENTS, LP Added +10,794,000+10.8m
SHENKMAN CAPITAL MANAGEMENT INC New +8,656,000+8.7m
BNP PARIBAS FINANCIAL MARKETS Added +8,124,000+8.1m
KIM, LLC Added +7,089,000+7.1m
JANE STREET GROUP, LLC New +6,300,000+6.3m
LORD, ABBETT & CO. LLC New +6,017,000+6.0m
Balyasny Asset Management L.P. New +6,000,000+6.0m

Biggest sellers

WOLVERINE ASSET MANAGEMENT LLC Sold out -20,930,000-20.9m
Calamos Advisors LLC Reduced -19,817,000-19.8m
OAKTREE CAPITAL MANAGEMENT LP Sold out -15,289,000-15.3m
CAMDEN ASSET MANAGEMENT L P /CA Reduced -11,600,000-11.6m
SHENKMAN CAPITAL MANAGEMENT INC Sold out -8,656,000-8.7m
READYSTATE ASSET MANAGEMENT LP Sold out -8,515,000-8.5m
MacKay Shields LLC Reduced -5,105,000-5.1m
ADVENT CAPITAL MANAGEMENT /DE/ Reduced -4,051,000-4.1m
Point72 Asset Management, L.P. Reduced -3,000,000-3.0m
WELLINGTON MANAGEMENT GROUP LLP Sold out -2,850,000-2.9m

Holders, Q1 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 ZAZOVE ASSOCIATES LLC 5.86% of their portfolio INCLINE VILLAGE, NV 115,760,000115.8m $123.7m $123.7m 5.86% Added +58.9m +58,880,000
2 MacKay Shields LLC 2.10% of their portfolio New York, NY 54,518,00054.5m $57.2m $57.2m 2.10% Reduced -5.1m -5,105,000
3 TWO SIGMA INVESTMENTS, LP 0.04% of their portfolio NEW YORK, NY 43,794,00043.8m $45.8m $45.8m 0.04% Added +10.8m +10,794,000
4 ADVENT CAPITAL MANAGEMENT /DE/ 1.24% of their portfolio NEW YORK, NY 39,825,00039.8m $41.9m $41.9m 1.24% Reduced -4.1m -4,051,000
5 CAMDEN ASSET MANAGEMENT L P /CA 1.24% of their portfolio Los Angeles, CA 34,901,00034.9m $36.5m $36.5m 1.24% Reduced -11.6m -11,600,000
6 Point72 Asset Management, L.P. 0.06% of their portfolio STAMFORD, CT 33,765,00033.8m $35.6m $35.6m 0.06% Reduced -3.0m -3,000,000
7 TUDOR INVESTMENT CORP ET AL 0.17% of their portfolio STAMFORD, CT 30,120,00030.1m $31.6m $31.6m 0.17% New
8 Alberta Investment Management Corp 0.16% of their portfolio EDMONTON, A0 25,000,00025.0m $26.3m $26.3m 0.16% Unchanged
9 DeepCurrents Investment Group LLC 1.05% of their portfolio NEW YORK, NY 24,360,00024.4m $25.6m $25.6m 1.05% Added +4.5m +4,500,000
10 ABSOLUTE INVESTMENT ADVISERS, LLC 2.16% of their portfolio ROSEMARY BEACH, FL 17,526,00017.5m $18.4m $18.4m 2.16% Added +2.0m +2,000,000
11 MILLENNIUM MANAGEMENT LLC 0.01% of their portfolio NEW YORK, NY 17,250,00017.2m $18.2m $18.2m 0.01% New
12 Weiss Asset Management LP 0.30% of their portfolio BOSTON, MA 15,500,00015.5m $16.3m $16.3m 0.30% Added +5.5m +5,500,000
13 BANK OF MONTREAL /CAN/ 0.01% of their portfolio TORONTO, A6 15,300,00015.3m $16.0m $16.0m 0.01% Unchanged
14 KIM, LLC 1.87% of their portfolio WICHITA, KS 12,089,00012.1m $12.7m $12.7m 1.87% Added +7.1m +7,089,000
15 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 11,774,00011.8m $12.4m $12.4m 0.00% Reduced -700.0k -700,000
16 FMR LLC 0.00% of their portfolio BOSTON, MA 10,573,00010.6m $11.1m $11.1m 0.00% Unchanged
17 BNP PARIBAS FINANCIAL MARKETS 0.01% of their portfolio PARIS, I0 10,133,00010.1m $10.6m $10.6m 0.01% Added +8.1m +8,124,000
18 Mirabaud Asset Management (France) SAS 5.34% of their portfolio PARIS, I0 10,000,00010.0m $10.5m $10.5m 5.34% First filing
19 BlackRock, Inc. 0.00% of their portfolio New York, NY 9,164,0009.2m $9.6m $9.6m 0.00% Added +2.0m +1,975,000
20 SHENKMAN CAPITAL MANAGEMENT INC 1.12% of their portfolio NEW YORK, NY 8,656,0008.7m $9.3m $9.3m 1.12% New
21 OFI INVEST ASSET MANAGEMENT 0.08% of their portfolio ISSY LES MOULINEAUX, I0 7,000,0007.0m $6.4m $6.4m 0.08% Unchanged
22 MIZUHO SECURITIES USA LLC 0.17% of their portfolio NEW YORK, NY 6,848,0006.8m $7.2m $7.2m 0.17% Added +5.1m +5,129,000
23 JANE STREET GROUP, LLC 0.01% of their portfolio NEW YORK, NY 6,300,0006.3m $6.6m $6.6m 0.01% New
24 DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main 0.01% of their portfolio FRANKFURT AM MAIN, 2M 6,250,0006.2m $6.5m $6.5m 0.01% Added +500.0k +500,000
25 LORD, ABBETT & CO. LLC 0.02% of their portfolio JERSEY CITY, NJ 6,017,0006.0m $6.3m $6.3m 0.02% New
26 Balyasny Asset Management L.P. 0.01% of their portfolio Chicago, IL 6,000,0006.0m $6.3m $6.3m 0.01% New
27 CONNING INC. 0.19% of their portfolio HARTFORD, CT 5,600,0005.6m $5.8m $5.8m 0.19% Unchanged
28 Wellesley Asset Management 0.32% of their portfolio PORTSMOUTH, NH 4,884,0004.9m $3.1m $3.1m 0.32% Reduced -6.0k -6,000
29 LAZARD ASSET MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 4,312,0004.3m $45.2k $45.2k 0.00% Added +1.9m +1,880,000
30 Universal- Beteiligungs- und Servicegesellschaft mbH 0.01% of their portfolio FRANKFURT AM MAIN, 2M 4,067,0004.1m $4.3m $4.3m 0.01% Reduced -1.3m -1,300,000
31 STATE OF WISCONSIN INVESTMENT BOARD 0.01% of their portfolio MADISON, WI 3,000,0003.0m $3.1m $3.1m 0.01% Unchanged
32 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 2,409,0002.4m $2.5m $2.5m 0.00% Reduced -96.0k -96,000
33 SSI INVESTMENT MANAGEMENT LLC 0.16% of their portfolio Los Angeles, CA 2,180,0002.2m $2.3m $2.3m 0.16% New
34 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 1,838,0001.8m $1.9m $1.9m 0.00% Reduced -23.0k -23,000
35 AGF MANAGEMENT LTD 0.01% of their portfolio TORONTO, A6 1,500,0001.5m $1.6m $1.6m 0.01% New
36 Man Group plc 0.00% of their portfolio LONDON, X0 1,425,0001.4m $1.5m $1.5m 0.00% Reduced -75.0k -75,000
37 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 1,255,0001.3m $1.3m $1.3m 0.00% Added +419.0k +419,000
38 GROUPAMA ASSET MANAGMENT 0.02% of their portfolio PARIS, I0 1,250,0001.2m $1.3m $1.3m 0.02% Unchanged
39 RWC Asset Management LLP 0.05% of their portfolio LONDON, X0 1,070,0001.1m $1.1m $1.1m 0.05% Reduced -200.0k -200,000
40 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 1,000,0001.0m $1.0m $1.0m 0.00% New
41 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 951,000951.0k $994.2k $994.2k 0.00% Unchanged
42 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 912,000912.0k $955.4k $955.4k 0.00% Added +50.0k +50,000
43 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 811,000811.0k $855.4k $855.4k 0.00% Reduced -300.0k -300,000
44 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 610,000610.0k $637.7k $637.7k 0.00% Added +1.0k +1,000
45 Calamos Advisors LLC 0.00% of their portfolio NAPERVILLE, IL 591,000591.0k $621.9k $621.9k 0.00% Reduced -19.8m -19,817,000
46 SEI INVESTMENTS CO 0.00% of their portfolio OAKS, PA 533,000533.0k $557.2k $557.2k 0.00% Unchanged
47 Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% of their portfolio ZURICH, V8 475,000475.0k $498.8k $498.8k 0.00% Reduced -800.0k -800,000
48 TORONTO DOMINION BANK 0.00% of their portfolio TORONTO, ONTARIO, A6 417,000417.0k $437.9k $437.9k 0.00% New
49 Jefferies Financial Group Inc. 0.00% of their portfolio NEW YORK, NY 211,000211.0k $222.4k $222.4k 0.00% New
50 OPPENHEIMER ASSET MANAGEMENT INC. 0.00% of their portfolio NEW YORK, NY 186,000186.0k $194.4k $194.4k 0.00% Reduced -5.0k -5,000
51 LOOMIS SAYLES & CO L P 0.01% of their portfolio BOSTON, MA 178,271178.3k $5.4m $5.4m 0.01% Added +171.9k +171,906
52 UBS Group AG 0.00% of their portfolio ZURICH, V8 170,330170.3k $178.1k $178.1k 0.00% Reduced -463.0k -463,000
53 &PARTNERS 0.00% of their portfolio NASHVILLE, TN 131,000131.0k $136.9k $136.9k 0.00% Added +53.0k +53,000
54 Calamos Wealth Management LLC 0.00% of their portfolio NAPERVILLE, IL 108,000108.0k $113.7k $113.7k 0.00% Reduced -214.0k -214,000
55 STEPHENS INC /AR/ 0.00% of their portfolio LITTLE ROCK, AR 59,00059.0k $61.7k $61.7k 0.00% Unchanged
56 FIL Ltd 0.00% of their portfolio HAMILTON, D0 44,00044.0k $46.0k $46.0k 0.00% Unchanged
57 Ethic Inc. 0.01% of their portfolio NEW YORK, NY 31,25331.3k $941.3k $941.3k 0.01% New
58 Balboa Wealth Partners 0.01% of their portfolio SCOTTSDALE, AZ 29,00029.0k $30.2k $30.2k 0.01% Unchanged
59 MML INVESTORS SERVICES, LLC 0.00% of their portfolio SPRINGFIELD, MA 13,00013.0k $13.6k $13.6k 0.00% Unchanged
60 NOMURA HOLDINGS INC 0.00% of their portfolio TOKYO, M0 9,1329.1k $275.1k $275.1k 0.00% New
61 Steward Partners Investment Advisory, LLC 0.00% of their portfolio STAMFORD, CT 4,0004.0k $4.2k $4.2k 0.00% Unchanged
62 LAFFER TENGLER INVESTMENTS, INC. 0.39% of their portfolio Scottsdale, AZ 2,4732.5k $2.6m $2.6m 0.39% New