Latest Period
Q1 2026
Security Snapshot
BlackRock Science & Technology Term Trust - Common Shares, $0.001 par value (BSTZ) Institutional Ownership
CUSIP: 09260K101
13F Institutional Holders and Ownership History from Q2 2019 to Q2 2026
Institutions Reporting
131
Shares (Excl. Options)
21,003,164
Price
$22.15
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- Security type / class
- Equity / Common Shares, $0.001 par value
- Symbol
- BSTZ on NYSE
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 21,003,164
- Total 13F value
- $465,260,606
- Portfolio coverage rank
- 0%
- Share change
- +422,255
- Value change
- +$8,590,015
- Number of holders
- 131
- Shares outstanding
- 68,751,990
- SEC-reported price per share
- $28.61
- Insider filing price
- $28.61
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- BSTZ - BlackRock Science & Technology Term Trust - Common Shares, $0.001 par value is tracked under CUSIP 09260K101.
- 131 institutions reported positions in Q1 2026.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 131 to 58 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $465,260,606 to $77,730,116.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 131 institutions filings for Q1 2026.
Security key
09260K101
Latest holder period
Q1 2026
13F holders
131
13D/G owners
1
CIK / CUSIP context first
Open Q1 2026 holders
BSTZ full holder history
BlackRock Science & Technology Term Trust SEC filings
BlackRock Science & Technology Term Trust insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 09260K101:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
BSTZ
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Saba Capital Management, L.P. | 7.9% | +16% | $125,882,418 | +$17,901,893 | 5,458,908 | +17% | Saba Capital Management, L.P. | 13 Mar 2026 |
As of 31 Mar 2026, 131 institutional investors reported holding 21,003,164 shares of BlackRock Science & Technology Term Trust - Common Shares, $0.001 par value (BSTZ). This represents 31% of the company’s total 68,751,990 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
28%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Saba Capital Management, L.P. | 8% | 5,531,595 | +21% | 3.9% | $122,524,829 |
| MORGAN STANLEY | 5% | 3,411,718 | +14% | 0% | $75,569,596 |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | 2.2% | 1,493,937 | +2.5% | 1.7% | $33,090,705 |
| UBS Group AG | 1.8% | 1,203,362 | +4.3% | 0% | $26,654,468 |
| RAYMOND JAMES FINANCIAL INC | 1.4% | 975,387 | +1.7% | 0.01% | $21,604,827 |
| Invesco Ltd. | 1.4% | 936,250 | +1.8% | 0% | $20,737,937 |
| BANK OF AMERICA CORP /DE/ | 1.3% | 925,939 | -3.8% | 0% | $20,509,553 |
| LAZARD ASSET MANAGEMENT LLC | 0.99% | 677,993 | -0.64% | 0.02% | $15,017,545 |
| WEDBUSH SECURITIES INC | 0.96% | 657,087 | -11% | 0.42% | $14,554,000 |
| Karpus Management, Inc. | 0.6% | 409,931 | +93% | 0.28% | $9,079,966 |
| FLAGSHIP HARBOR ADVISORS, LLC | 0.46% | 315,207 | -0.19% | 0.31% | $6,981,838 |
| Z3 Capital Partners, LLC | 0.45% | 307,408 | +3.4% | 1.7% | $6,809,092 |
| ROYAL BANK OF CANADA | 0.44% | 301,952 | -2.6% | 0% | $6,688,000 |
| OPPENHEIMER & CO INC | 0.34% | 233,441 | +25% | 0.06% | $5,170,718 |
| Rockefeller Capital Management L.P. | 0.32% | 221,159 | +131% | 0.01% | $4,898,683 |
| LPL Financial LLC | 0.29% | 199,623 | -4% | 0% | $4,421,659 |
| BLUE BELL PRIVATE WEALTH MANAGEMENT, LLC | 0.24% | 166,052 | +12% | 0.53% | $3,678,055 |
| Steward Partners Investment Advisory, LLC | 0.22% | 154,534 | +0.05% | 0.02% | $3,422,928 |
| OSAIC HOLDINGS, INC. | 0.2% | 140,056 | -5.9% | 0% | $3,102,470 |
| WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | 0.2% | 138,074 | -33% | 0.01% | $3,087,325 |
| ABSOLUTE INVESTMENT ADVISERS, LLC | 0.2% | 137,302 | 0.36% | $3,041,239 | |
| RFG Advisory, LLC | 0.14% | 96,304 | +8.5% | 0.04% | $2,133,140 |
| INDEPENDENT FINANCIAL GROUP, LLC | 0.14% | 93,950 | -0.05% | 0.05% | $2,080,993 |
| Sanctuary Advisors, LLC | 0.14% | 92,841 | +1.7% | 0.01% | $2,056,437 |
| STIFEL FINANCIAL CORP | 0.13% | 91,244 | -0.3% | 0% | $2,021,092 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
29
Latest
Q1 2026
Rows shown
1-25 of 29
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 2,604,352 | $77,730,116 | +$6,508,193 | $30.03 | 58 |
| 2026 Q1 | 21,003,164 | $465,260,606 | +$8,590,015 | $22.15 | 131 |
| 2025 Q4 | 20,590,816 | $465,607,798 | +$30,489,141 | $22.61 | 123 |
| 2025 Q3 | 18,818,482 | $417,081,634 | -$2,874,950 | $22.16 | 112 |
| 2025 Q2 | 18,857,147 | $391,238,658 | -$35,027,763 | $20.75 | 113 |
| 2025 Q1 | 20,618,575 | $365,773,633 | -$41,154,296 | $17.74 | 104 |
| 2024 Q4 | 22,959,000 | $475,540,712 | -$45,418,766 | $20.71 | 110 |
| 2024 Q3 | 24,812,108 | $476,623,878 | -$23,882,171 | $19.20 | 100 |
| 2024 Q2 | 25,999,865 | $517,592,052 | +$42,733,832 | $19.91 | 97 |
| 2024 Q1 | 23,759,359 | $460,777,250 | +$58,448,936 | $19.40 | 98 |
| 2023 Q4 | 20,832,110 | $348,108,894 | +$72,385,576 | $16.71 | 105 |
| 2023 Q3 | 16,239,056 | $267,939,144 | +$10,135,982 | $16.50 | 103 |
| 2023 Q2 | 15,544,391 | $281,508,248 | -$6,493,633 | $18.11 | 88 |
| 2023 Q1 | 15,611,735 | $291,756,767 | -$19,994,625 | $18.69 | 92 |
| 2022 Q4 | 17,188,008 | $268,879,479 | +$19,861,283 | $15.64 | 100 |
| 2022 Q3 | 15,596,928 | $275,271,564 | -$5,985,551 | $17.64 | 80 |
| 2022 Q2 | 16,211,406 | $317,671,397 | +$4,358,059 | $19.59 | 89 |
| 2022 Q1 | 15,480,452 | $454,594,055 | -$3,043,691 | $29.37 | 95 |
| 2021 Q4 | 15,569,983 | $606,278,733 | +$7,262,087 | $38.94 | 107 |
| 2021 Q3 | 15,158,058 | $584,969,198 | +$9,746,391 | $38.58 | 100 |
| 2021 Q2 | 14,895,006 | $621,141,714 | -$3,133,718 | $41.71 | 93 |
| 2021 Q1 | 15,001,492 | $535,226,328 | +$60,398,336 | $35.69 | 88 |
| 2020 Q4 | 13,312,770 | $484,348,294 | +$7,244,332 | $36.38 | 70 |
| 2020 Q3 | 12,934,959 | $331,789,609 | +$49,894,875 | $25.65 | 59 |
| 2020 Q2 | 11,564,319 | $262,389,486 | +$46,907,501 | $22.67 | 47 |