Vault-13

OSI SYSTEMS INC OSIS 2.25 08.01.29

NOTE 2.250% 8/0 · US DOMESTIC · CUSIP 671044AF2

35 institutional holders -6 vs Q4 2025
15,773,90015.8m shares reported held*
$482.5mreported value*
5 new 10 added 10 reduced 11 sold out net sold ≈ $51.5m (-1.1m 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. Holder counts are more reliable. Implied quarter-end price ≈ $30.59.

Trends to Q1 2026

Institutional holders

Managers reporting a position, each quarter

0204060Q3 25: 36Q4 25: 41Q1 26: 3535Q3 25Q4 25Q1 26
Numbers
QuarterHolders
Q3 202536
Q4 202541
Q1 202635

Buyers vs sellers

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

Bought or addedCut or sold out
40040Q4 25: 22 bought or addedQ4 25: 19 cut or sold outQ4 25Q1 26: 15 bought or addedQ1 26: 21 cut or sold outQ1 26
Numbers
QuarterBought or addedCut or sold out
Q4 20252219
Q1 20261521

Biggest buyers

FMR LLC Added +13,605,000+13.6m
BNP PARIBAS FINANCIAL MARKETS Added +7,243,000+7.2m
CITIGROUP INC New +4,194,000+4.2m
UBS Group AG New +3,974,000+4.0m
JPMORGAN CHASE & CO Added +3,491,000+3.5m
LAZARD ASSET MANAGEMENT LLC Added +3,457,000+3.5m
SSI INVESTMENT MANAGEMENT LLC New +3,220,000+3.2m
LORD, ABBETT & CO. LLC Added +2,636,000+2.6m
ARISTEIA CAPITAL, L.L.C. Added +1,000,000+1.0m
GAMCO INVESTORS, INC. ET AL New +200,000+200.0k

Biggest sellers

VOYA INVESTMENT MANAGEMENT LLC Reduced -19,925,000-19.9m
CAMDEN ASSET MANAGEMENT L P /CA Sold out -10,000,000-10.0m
TENOR CAPITAL MANAGEMENT Co., L.P. Sold out -8,761,000-8.8m
BlackRock, Inc. Reduced -8,705,000-8.7m
WOLVERINE ASSET MANAGEMENT LLC Sold out -7,110,000-7.1m
Jain Global LLC Sold out -5,000,000-5.0m
PICTON MAHONEY ASSET MANAGEMENT Sold out -4,000,000-4.0m
SSI INVESTMENT MANAGEMENT LLC Sold out -3,220,000-3.2m
WESTWOOD HOLDINGS GROUP INC Sold out -2,500,000-2.5m
Invesco Ltd. Reduced -1,000,000-1.0m

Holders, Q1 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 Linden Advisors LP 0.98% of their portfolio New York, NY 114,046,000114.0m $175.0m $175.0m 0.98% Unchanged
2 Alberta Investment Management Corp 0.38% of their portfolio EDMONTON, A0 40,000,00040.0m $61.3m $61.3m 0.38% Unchanged
3 BNP PARIBAS FINANCIAL MARKETS 0.02% of their portfolio PARIS, I0 23,084,00023.1m $35.4m $35.4m 0.02% Added +7.2m +7,243,000
4 FMR LLC 0.00% of their portfolio BOSTON, MA 18,506,00018.5m $28.3m $28.3m 0.00% Added +13.6m +13,605,000
5 ABSOLUTE INVESTMENT ADVISERS, LLC 2.16% of their portfolio ROSEMARY BEACH, FL 12,028,00012.0m $18.4m $18.4m 2.16% Unchanged
6 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 11,453,00011.5m $17.5m $17.5m 0.00% Added +3.5m +3,491,000
7 LORD, ABBETT & CO. LLC 0.05% of their portfolio JERSEY CITY, NJ 9,211,0009.2m $14.1m $14.1m 0.05% Added +2.6m +2,636,000
8 ARISTEIA CAPITAL, L.L.C. 0.28% of their portfolio GREENWICH, CT 8,000,0008.0m $12.3m $12.3m 0.28% Added +1.0m +1,000,000
9 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 7,255,0007.3m $11.1m $11.1m 0.00% Reduced -545.0k -545,000
10 Portman Square Capital LLP 1.64% of their portfolio London, X0 7,000,0007.0m $10.7m $10.7m 1.64% Unchanged
11 KIM, LLC 1.49% of their portfolio WICHITA, KS 6,563,0006.6m $10.1m $10.1m 1.49% Reduced -937.0k -937,000
12 BlackRock, Inc. 0.00% of their portfolio New York, NY 5,700,0005.7m $8.7m $8.7m 0.00% Reduced -8.7m -8,705,000
13 LAZARD ASSET MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 5,432,0005.4m $83.4k $83.4k 0.00% Added +3.5m +3,457,000
14 MacKay Shields LLC 0.25% of their portfolio New York, NY 4,525,0004.5m $6.9m $6.9m 0.25% Added +3.0k +3,000
15 VOYA INVESTMENT MANAGEMENT LLC 0.01% of their portfolio ATLANTA, GA 4,500,0004.5m $6.9m $6.9m 0.01% Reduced -19.9m -19,925,000
16 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 4,194,0004.2m $6.4m $6.4m 0.00% New
17 GABELLI FUNDS LLC 0.04% of their portfolio Rye, NY 4,150,0004.2m $6.4m $6.4m 0.04% Unchanged
18 UBS Group AG 0.00% of their portfolio ZURICH, V8 3,974,0004.0m $6.1m $6.1m 0.00% New
19 SSI INVESTMENT MANAGEMENT LLC 0.34% of their portfolio Los Angeles, CA 3,220,0003.2m $4.9m $4.9m 0.34% New
20 Nicholas Investment Partners, LP 0.17% of their portfolio RANCHO SANTA FE, CA 1,535,0001.5m $2.4m $2.4m 0.17% Reduced -715.0k -715,000
21 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 1,190,0001.2m $1.8m $1.8m 0.00% Reduced -10.0k -10,000
22 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 1,000,0001.0m $1.5m $1.5m 0.00% Reduced -1.0m -1,000,000
23 AGF MANAGEMENT LTD 0.01% of their portfolio TORONTO, A6 800,000800.0k $1.2m $1.2m 0.01% Reduced -700.0k -700,000
24 Kohlberg Kravis Roberts & Co. L.P. 0.01% of their portfolio NEW YORK, NY 375,000375.0k $575.7k $575.7k 0.01% Unchanged
25 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 315,000315.0k $482.4k $482.4k 0.00% Unchanged
26 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 300,000300.0k $460.8k $460.8k 0.00% Reduced -300.0k -300,000
27 GAMCO INVESTORS, INC. ET AL 0.00% of their portfolio GREENWICH, CT 200,000200.0k $306.7k $306.7k 0.00% New
28 OPPENHEIMER ASSET MANAGEMENT INC. 0.00% of their portfolio NEW YORK, NY 146,000146.0k $223.6k $223.6k 0.00% Reduced -2.0k -2,000
29 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 100,000100.0k $151.6k $151.6k 0.00% New
30 Calamos Advisors LLC 0.00% of their portfolio NAPERVILLE, IL 55,00055.0k $84.3k $84.3k 0.00% Added +6.0k +6,000
31 VIRTUS ADVISERS, LLC 0.04% of their portfolio HARTFORD, CT 54,00054.0k $82.7k $82.7k 0.04% Unchanged
32 STEPHENS INC /AR/ 0.00% of their portfolio LITTLE ROCK, AR 44,00044.0k $67.4k $67.4k 0.00% Added +1.0k +1,000
33 Balboa Wealth Partners 0.01% of their portfolio SCOTTSDALE, AZ 24,00024.0k $36.7k $36.7k 0.01% Unchanged
34 Boussard & Gavaudan Investment Management LLP 3.09% of their portfolio London, X0 20,90020.9k $32.1m $32.1m 3.09% Added +11.2k +11,200
35 MML INVESTORS SERVICES, LLC 0.00% of their portfolio SPRINGFIELD, MA 15,00015.0k $23.0k $23.0k 0.00% Unchanged