Skip to main content

PFM Health Sciences, LP

Position in CRBU — Caribou Biosciences, Inc.

CIK 1442756 SAN FRANCISCO, CA

Position in CRBU

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$1,819,795
+$296,914 QoQ
Shares Held
957,787
0.0% QoQ
Ownership
0.966%
of shares outstanding
% of Portfolio
0.19%
of 13F equity value
Holder Rank
#12
of 137 holders
Holding Since
Sep 2021
19 quarters on record
Voting authority Sole 0.ToString("F0")% Shared 100.ToString("F0")% None 0.ToString("F0")%

Common Shares in CRBU Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Mar 31, 2026

PFM Health Sciences, LP holds $387,176,228 across 38 Biotechnology names. CRBU ranks #35 (0.5% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in CRBU

Export CSV
19 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $1,819,795 957,787
2025-12-31 $1,522,881 957,787
2025-09-30 $3,166,076 1,358,831
2025-06-30 $1,712,127 1,358,831
2025-03-31 $2,288,375 2,506,435
2024-12-31 $6,163,574 3,876,462
2024-09-30 $8,441,075 4,306,671
2024-06-30 $6,696,730 4,083,372
2024-03-31 $33,324,007 6,483,270
2023-12-31 $37,134,777 6,480,764
2023-09-30 $32,144,137 6,724,715
2023-06-30 $23,676,193 5,570,869
2023-03-31 $26,614,346 5,012,118
2022-12-31 $28,007,437 4,459,783
2022-09-30 $63,300,000 6,000,000
2022-06-30 $32,580,000 6,000,000
2022-03-31 $40,121,603 4,370,545
2021-12-31 $61,752,942 4,092,309
2021-09-30 $97,683,415 4,092,309