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Bourgeon Capital Management LLC

SEC CIK
0001088731
Latest filing
Jul 22, 2026

SPRO holding history

Spero Therapeutics, Inc. in every 13F filed by Bourgeon Capital Management LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

SPRO overviewAll 13F holders of SPROFull Q2 2026 holdings

Shares (Q1 2024)
0
Sold out in Q1 2024
Value
$0
% of portfolio
0.0%
Quarters held
10
Since Q3 2021
Holdings of SPRO by Bourgeon Capital Management LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20240$00.0%−15,100−100.0%Sold outHolders
Q4 202315,100$22.2K<0.1%00.0%UnchangedHolders
Q3 202315,100$18.3K<0.1%00.0%UnchangedHolders
Q2 202315,100$21.9K<0.1%−10,500−41.0%ReducedHolders
Q1 202325,600$37.1K<0.1%+12,500+95.4%AddedHolders
Q4 202213,100$22.7K<0.1%−7,500−36.4%ReducedHolders
Q3 202220,600$41.0K<0.1%+3,000+17.0%AddedHolders
Q2 202217,600$13.0K<0.1%−45,496−72.1%ReducedHolders
Q1 202263,096$549.0K0.1%+11,850+23.1%AddedHolders
Q4 202151,246$820.0K0.2%+9,500+22.8%AddedHolders
Q3 202141,746$769.0K0.2%+41,746NewHolders