Comparable stake leader
BlackRock, Inc.
SEC ownership of BLACKBAUD INC
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001280058.
Disclosed value leader
CLEARLAKE CAPITAL GROUP, L.P.
Comparable rows
50/50
Latest evidence
25 Aug 2026
- Public ticker
- BLKB on Nasdaq
- Parsed ownership sources
-
13F, 13D/G, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
BlackRock, Inc.
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
BlackRock, Inc.
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
25 Aug 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001280058
- Issuer location
- Charleston, SC
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of BLACKBAUD INC (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
CLEARLAKE CAPITAL GROUP, ...
Comparable rows
50/50
Latest evidence
25 Aug 2026
13F
13D/G
3/4/5
Lead comparable stake: 12%
13D/G row: BlackRock, Inc.
Showing 1-8 of 50 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 12%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock, Inc.
12%
MORGAN STANLEY
10%
VANGUARD PORTFOLIO MANAGEMENT LLC
6.6%
Janus Henderson Group Ltd.
4.3%
Michael P. Gianoni
0.92%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
Company
|
12%
from 13D/G
|
$177,152,568
5,980,843 shares
|
— | 30 Jun 2026 |
| MORGAN STANLEY |
13D/G
13F
Company
|
10%
|
$150,051,656
4,619,817 shares
|
+$3,476,042 | 31 May 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13D/G
13F
Vanguard Portfolio Management · Company
|
6.6%
|
$117,411,157
3,040,952 shares
|
$0 | 31 Mar 2026 |
| Janus Henderson Group Ltd. |
13D/G
JANUS HENDERSON GROUP PLC
|
4.3%
|
$135,336,329
2,122,257 shares
|
-$48,644,075 | 31 Mar 2025 |
| Michael P. Gianoni |
3/4/5
President and CEO, Director
|
0.92%
|
$20,042,396
423,264 shares
|
-$1,706,884 | 25 Aug 2026 |
| Kevin P. Gregoire |
3/4/5
EVP, Chief Operating Officer
|
0.25%
|
$5,175,580
113,194 shares
|
-$1,101,132 | 06 Aug 2026 |
| Anthony W. Boor |
3/4/5
Director
|
0.2%
|
$2,718,790
91,789 shares
|
— | 05 Aug 2026 |
| Kevin McDearis |
3/4/5
EVP & Chief Technology Officer
|
0.19%
|
$4,291,407
87,348 shares
|
-$717,851 | 23 Feb 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to selling over the last 12 months. Net value: -$5,880,633.
Buys
$0
Insiders: 0
Sells
$5,880,633
Insiders: 8
Net
-$5,880,633
Shares: -120,606
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 120,606
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 45,205 | $0 | $2,000,354 | -$2,000,354 |
| 3-6 | 0 | 7,000 | $0 | $345,551 | -$345,551 |
| 6-9 | 0 | 47,801 | $0 | $2,275,998 | -$2,275,998 |
| 9-12 | 0 | 20,600 | $0 | $1,258,730 | -$1,258,730 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-20 of 21 reporting-owner rows connected to BLACKBAUD INC. Open a relationship link for the CIK-to-CIK filing trail.
Rows
21
Largest Forms 3/4/5 holder
CLEARLAKE CAPITAL GROUP, L.P.
Net 12M change
-$5,614,188
Latest report
25 Aug 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| CLEARLAKE CAPITAL GROUP, L.P. | 10%+ Owner | $738,387,644 | Mixed | 26 Sep 2022 | ||
| Michael P. Gianoni | President and CEO, Director | $20,042,396 | -$1,706,884 | -7.8% | Filing P/S | 25 Aug 2026 |
| Kevin W. Mooney | EVP, Strategy and Business Dev | $7,548,005 | Mixed | 24 Feb 2023 | ||
| Kevin P. Gregoire | EVP, Chief Operating Officer | $5,175,580 | -$1,101,132 | -18% | Filing P/S | 06 Aug 2026 |
| Kevin McDearis | EVP & Chief Technology Officer | $4,291,407 | -$717,851 | -14% | Mixed | 23 Feb 2026 |
| David J. Benjamin | EVP, Chief Commercial Officer | $3,470,998 | -$1,075,879 | -24% | Filing P/S | 23 Feb 2026 |
| Anthony W. Boor | Director | $2,718,790 | Median | 05 Aug 2026 | ||
| Timothy C. K. Chou | Director | $2,460,904 | Mixed | 01 Aug 2022 | ||
| Sarah E. Nash | Director | $1,846,474 | Filing P/S | 19 Nov 2024 | ||
| Chad Anderson | Executive VP and CFO | $1,832,974 | -$194,279 | -9.6% | Median | 01 Jun 2026 |
| Jon W. Olson | SVP and General Counsel | $1,764,683 | -$727,779 | -29% | Filing P/S | 27 Feb 2026 |
| Joyce Nelson | Director | $1,434,549 | Mixed | 10 Aug 2022 | ||
| Andrew M. Leitch | Director | $1,422,796 | Median | 03 Aug 2026 | ||
| Thomas R. Ertel | Director | $1,022,872 | Mixed | 02 Aug 2021 | ||
| Yogesh K. Gupta | Director | $780,485 | Mixed | 01 Aug 2025 | ||
| Don Roger Nanney | Director | $724,297 | Median | 03 Aug 2026 | ||
| George H. Ellis | Director | $639,891 | Mixed | 07 Nov 2023 | ||
| Deneen DeFiore | Director | $530,286 | Median | 03 Aug 2026 | ||
| Kristian Talvitie | Director | $470,572 | Median | 03 Aug 2026 | ||
| Bradley L. Pyburn | Director | $388,110 | Median | 03 Aug 2026 |
Recent insider transactions for BLACKBAUD INC
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Michael P. Gianoni | BLKB | Common Stock | Sale | -3.86% | $804,984 | $47.35 | -17,000 | 423,264 | 25 Aug 2026 | Direct |
| Chad Anderson | BLKB | Common Stock | Tax liability | -0.94% | -589 | 61,883 | 14 Aug 2026 | Direct | ||
| Kevin P. Gregoire | BLKB | Common Stock | Sale | -16.3% | $1,001,092 | $45.50 | -22,000 | 113,194 | 06 Aug 2026 | Direct |
| Kristian Talvitie | BLKB | Common Stock | Award | 97.3% | 7,834 | 15,887 | 03 Aug 2026 | Direct | ||
| Bradley L. Pyburn | BLKB | Common Stock | Award | 148.7% | 7,834 | 13,103 | 03 Aug 2026 | Direct | ||
| Don Roger Nanney | BLKB | Common Stock | Award | 47.1% | 7,834 | 24,453 | 03 Aug 2026 | Direct | ||
| Andrew M. Leitch | BLKB | Common Stock | Award | 19.5% | 7,834 | 48,035 | 03 Aug 2026 | Direct | ||
| Deneen DeFiore | BLKB | Common Stock | Award | 77.8% | 7,834 | 17,903 | 03 Aug 2026 | Direct | ||
| Chad Anderson | BLKB | Common Stock | Sale | -8.98% | $194,279 | $31.31 | -6,205 | 62,869 | 01 Jun 2026 | Direct |
| Chad Anderson | BLKB | Common Stock | Award | 0.9% | 616 | 69,261 | 04 May 2026 | Direct | ||
| Chad Anderson | BLKB | Common Stock | Tax liability | -1.89% | -1,324 | 68,645 | 04 May 2026 | Direct | ||
| Kevin P. Gregoire | BLKB | Common Stock | Sale | -1.46% | $100,040 | $50.02 | -2,000 | 135,194 | 04 Mar 2026 | Direct |
| Jon W. Olson | BLKB | Common Stock | Sale | -12.2% | $245,511 | $49.10 | -5,000 | 35,939 | 03 Mar 2026 | Direct |
| Jon W. Olson | BLKB | Common Stock | Sale | -19.6% | $482,268 | $48.23 | -10,000 | 40,939 | 27 Feb 2026 | Direct |
| David J. Benjamin | BLKB | Common Stock | Sale | -16.4% | $681,108 | $47.47 | -14,349 | 73,124 | 24 Feb 2026 | Direct |
| Jon W. Olson | BLKB | Common Stock | Tax liability | -4.38% | -2,331 | 50,939 | 23 Feb 2026 | Direct | ||
| Jon W. Olson | BLKB | Common Stock | Award | 3.09% | 1,596 | 53,270 | 23 Feb 2026 | Direct | ||
| Kevin McDearis | BLKB | Common Stock | Tax liability | -4.8% | -4,408 | 87,348 | 23 Feb 2026 | Direct | ||
| Kevin McDearis | BLKB | Common Stock | Sale | -14.4% | $717,851 | $46.43 | -15,462 | 91,756 | 23 Feb 2026 | Direct |
| Kevin McDearis | BLKB | Common Stock | Award | 2.44% | 2,554 | 107,218 | 23 Feb 2026 | Direct | ||
| Kevin P. Gregoire | BLKB | Common Stock | Tax liability | -4.17% | -5,966 | 137,194 | 23 Feb 2026 | Direct | ||
| Kevin P. Gregoire | BLKB | Common Stock | Award | 2.47% | 3,457 | 143,160 | 23 Feb 2026 | Direct | ||
| Michael P. Gianoni | BLKB | Common Stock | Tax liability | -4.19% | -19,273 | 440,264 | 23 Feb 2026 | Direct | ||
| Michael P. Gianoni | BLKB | Common Stock | Award | 2.49% | 11,170 | 459,537 | 23 Feb 2026 | Direct | ||
| David J. Benjamin | BLKB | Common Stock | Tax liability | -5.22% | -4,821 | 87,473 | 23 Feb 2026 | Direct | ||
| David J. Benjamin | BLKB | Common Stock | Award | 3.09% | 2,767 | 92,294 | 23 Feb 2026 | Direct | ||
| Chad Anderson | BLKB | Common Stock | Tax liability | -2.07% | -1,478 | 69,782 | 23 Feb 2026 | Direct | ||
| Chad Anderson | BLKB | Common Stock | Award | 0.6% | 425 | 71,260 | 23 Feb 2026 | Direct | ||
| Jon W. Olson | BLKB | Common Stock | Tax liability | -3.74% | -2,005 | 51,674 | 20 Feb 2026 | Direct | ||
| Kevin McDearis | BLKB | Common Stock | Tax liability | -4.37% | -4,787 | 104,664 | 20 Feb 2026 | Direct | ||
| Kevin P. Gregoire | BLKB | Common Stock | Tax liability | -4.43% | -6,482 | 139,703 | 20 Feb 2026 | Direct | ||
| Michael P. Gianoni | BLKB | Common Stock | Tax liability | -2.18% | -9,971 | 448,367 | 20 Feb 2026 | Direct | ||
| David J. Benjamin | BLKB | Common Stock | Tax liability | -5.58% | -5,286 | 89,527 | 20 Feb 2026 | Direct | ||
| Chad Anderson | BLKB | Common Stock | Tax liability | -3.01% | -2,195 | 70,835 | 20 Feb 2026 | Direct | ||
| Jon W. Olson | BLKB | Common Stock | Award | 3.29% | 1,708 | 53,679 | 19 Feb 2026 | Direct | ||
| Jon W. Olson | BLKB | Common Stock | Tax liability | -1.93% | -1,022 | 51,971 | 19 Feb 2026 | Direct | ||
| Kevin McDearis | BLKB | Common Stock | Award | 2.56% | 2,732 | 109,451 | 19 Feb 2026 | Direct | ||
| Kevin McDearis | BLKB | Common Stock | Tax liability | -1.98% | -2,159 | 106,719 | 19 Feb 2026 | Direct | ||
| Kevin P. Gregoire | BLKB | Common Stock | Award | 2.6% | 3,699 | 146,185 | 19 Feb 2026 | Direct | ||
| Kevin P. Gregoire | BLKB | Common Stock | Tax liability | -1.54% | -2,227 | 142,486 | 19 Feb 2026 | Direct | ||
| Michael P. Gianoni | BLKB | Common Stock | Award | 1.26% | 5,690 | 458,338 | 19 Feb 2026 | Direct | ||
| Michael P. Gianoni | BLKB | Common Stock | Tax liability | -1.06% | -4,847 | 452,648 | 19 Feb 2026 | Direct | ||
| David J. Benjamin | BLKB | Common Stock | Award | 3.22% | 2,959 | 94,813 | 19 Feb 2026 | Direct | ||
| David J. Benjamin | BLKB | Common Stock | Tax liability | -2.29% | -2,149 | 91,854 | 19 Feb 2026 | Direct | ||
| Chad Anderson | BLKB | Common Stock | Award | 1.74% | 1,252 | 73,030 | 19 Feb 2026 | Direct | ||
| Chad Anderson | BLKB | Common Stock | Tax liability | -1.86% | -1,364 | 71,778 | 19 Feb 2026 | Direct | ||
| Jon W. Olson | BLKB | Common Stock | Award | 6.78% | 3,367 | 52,993 | 18 Feb 2026 | Direct | ||
| Kevin McDearis | BLKB | Common Stock | Award | 4.57% | 4,759 | 108,878 | 18 Feb 2026 | Direct | ||
| Kevin P. Gregoire | BLKB | Common Stock | Award | 3.51% | 4,910 | 144,713 | 18 Feb 2026 | Direct | ||
| Michael P. Gianoni | BLKB | Common Stock | Award | 2.39% | 10,687 | 457,495 | 18 Feb 2026 | Direct |
* marks a reported price that did not pass the local price check.