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Equibles

MORGAN STANLEY

Position in SPRO — Spero Therapeutics, Inc.

CIK 895421 NEW YORK, NY
Back to SPRO Full portfolio

Position in SPRO

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$2,019
-$8,632 QoQ
Shares Held
914
-79.9% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#51
of 59 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 2% Shared 0% None 98%

Common Shares in SPRO Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

MORGAN STANLEY holds $16,838,649,954 across 523 Biotechnology names. SPRO ranks #455 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 RPRX
Royalty Pharma plc
 42,931,597 $2,407,174,637
2 VRTX
Vertex Pharmaceuticals Inc / Ma
 3,242,139 $1,610,467,694
3 ROIV
Roivant Sciences Ltd.
 42,592,905 $1,507,362,901
4 REGN
Regeneron Pharmaceuticals, Inc.
 1,397,712 $871,529,332
5 MRNA
Moderna, Inc.
 9,538,094 $667,952,718
6 ARGX
Argenx SE
 643,123 $596,670,219
7 TECH
BIO-TECHNE Corp
 6,374,717 $450,373,747
8 INCY
Incyte Corp
 2,948,364 $334,226,536

All Filings in SPRO

Export CSV
26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $2,019 914
2026-03-31 $10,651 4,552
2025-12-31 $729 313
2025-09-30 $81,550 43,378
2025-06-30 $26,740 9,221
2025-03-31 $5,018 6,971
2024-12-31 $7,179 6,971
2024-09-30 $9,340 6,971
2024-06-30 $9,061 6,971
2024-03-31 $13,585 7,899
2023-12-31 $17,691 12,035
2023-09-30 $10,874 8,988
2023-06-30 $13,816 9,530
2023-03-31 $22,081 15,230
2022-12-31 $29,541 17,077
2022-09-30 $38,508 19,254
2022-06-30 $144,071 194,431
2022-03-31 $635,064 72,996
2021-12-31 $808,262 50,485
2021-09-30 $1,040,181 56,501
2021-06-30 $974,015 69,772
2021-03-31 $2,781,328 188,949
2020-12-31 $5,259,691 271,258
2020-09-30 $255,920 22,932
2020-06-30 $348,668 25,770
2020-03-31 $11,279 1,396