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S&CO INC

Position in PFE — Pfizer Inc

CIK 1082461 BOSTON, MA

Position in PFE

as of Jun 30, 2026 · filed Aug 6, 2026
Position Value
$1,209,249
-$200,872 QoQ
Shares Held
50,218
0.0% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.10%
of 13F equity value
Holder Rank
#1,208
of 2,821 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in PFE Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - General

Healthcare · as of Jun 30, 2026

S&CO INC holds $68,156,727 across 4 Drug Manufacturers - General names. PFE ranks #3 (1.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 PFE
Pfizer Inc
This page
50,218 $1,209,249

All Filings in PFE

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,209,249 50,218
2026-03-31 $1,410,121 50,218
2025-12-31 $1,331,851 53,488
2025-09-30 $1,411,439 55,394
2025-06-30 $1,397,411 57,649
2025-03-31 $1,488,699 58,749
2024-12-31 $310,401 11,700
2024-09-30 $338,598 11,700
2024-06-30 $327,366 11,700
2024-03-31 $851,869 30,698
2023-12-31 $1,131,907 39,316
2023-09-30 $1,420,206 42,816
2023-06-30 $1,519,138 41,416
2023-03-31 $1,343,503 32,929
2022-12-31 $1,771,571 34,574
2022-09-30 $1,499,655 34,270
2022-06-30 $1,788,911 34,120
2022-03-31 $1,745,684 33,720
2021-12-31 $1,991,166 33,720
2021-09-30 $1,450,297 33,720
2021-06-30 $1,315,776 33,600
2021-03-31 $1,209,719 33,390
2020-12-31 $966,446 26,255
2020-09-30 $1,062,133 28,941
2020-06-30 $946,371 28,941
2020-03-31 $944,632 28,941