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GAMCO INVESTORS, INC. ET AL

Position in OPK — Opko Health, Inc.

CIK 807249 GREENWICH, CT

Position in OPK

as of Mar 31, 2026 · filed May 14, 2026
Position Value
$199,500
-$21,000 QoQ
Shares Held
175,000
0.0% QoQ
Ownership
0.023%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in OPK Over Time

Shares Held

Position Value (USD)

Position in Diagnostics & Research

Healthcare · as of Mar 31, 2026

GAMCO INVESTORS, INC. ET AL holds $7,314,895 across 6 Diagnostics & Research names. OPK ranks #6 (2.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 OPK
Opko Health, Inc.
This page
175,000 $199,500

All Filings in OPK

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25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $199,500 175,000
2025-12-31 $220,500 175,000
2025-09-30 $271,250 175,000
2025-06-30 $231,000 175,000
2025-03-31 $290,500 175,000
2024-12-31 $257,250 175,000
2024-09-30 $260,750 175,000
2024-06-30 $218,750 175,000
2024-03-31 $216,000 180,000
2023-12-31 $279,350 185,000
2023-09-30 $320,000 200,000
2023-06-30 $434,000 200,000
2023-03-31 $292,000 200,000
2022-12-31 $250,000 200,000
2022-09-30 $378,000 200,000
2022-06-30 $506,000 200,000
2022-03-31 $688,000 200,000
2021-12-31 $962,000 200,000
2021-09-30 $730,000 200,000
2021-06-30 $810,000 200,000
2021-03-31 $858,000 200,000
2020-12-31 $869,000 220,000
2020-09-30 $811,800 220,000
2020-06-30 $750,200 220,000
2020-03-31 $294,800 220,000