SEC ownership of Smart Sand, Inc.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001529628.

Comparable stake leader

Charles Edwin Young

Disclosed value leader

Charles Edwin Young

Comparable rows

50/50

Latest evidence

20 Aug 2026

Top shareholders Insider holders Latest transactions
Public ticker
SND on Nasdaq
Parsed ownership sources
3/4/5, 13D/G, and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
Largest SEC-reported holder
Charles Edwin Young
Ranking: Comparable ownership first, then disclosed value
Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
50 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
Charles Edwin Young
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date
20 Aug 2026
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0001529628
Issuer location
Yardley, PA

Ownership snapshot

Top shareholders of Smart Sand, 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
Charles Edwin Young
Disclosed value leader
Charles Edwin Young
Comparable rows
50/50
Latest evidence
20 Aug 2026
3/4/5 13D/G 13F Lead comparable stake: 17% 13D/G row: Charles Edwin Young Showing 1-8 of 50 holder rows.

Quick read

Charles Edwin Young leads the comparable SEC ownership view at 17%.

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 Charles Edwin Young's linked filing trail.
Comparable ownership Top 5
Charles Edwin Young 17%
Jeffrey L. Gendell 7.3%
KEYSTONE CRANBERRY, LLC 18%
Robert Kiszka 2.4%
Andrew R. Speaker 2.3%

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
Charles Edwin Young
3/4/5 13D/G
CEO, Director, 10%+ Owner · YOUNG CHARLES EDWIN
3/4/5 13D/G
17%
from 13D/G
$37,413,657
7,467,796 shares
 +$54,330 19 Aug 2026
Jeffrey L. Gendell
13F 13D/G
Individual
13F 13D/G
7.3%
from 13D/G
$17,221,745
3,437,474 shares
 — 30 Jun 2026
KEYSTONE CRANBERRY, LLC
3/4/5
Director, 10%+ Owner
3/4/5
18%
$37,413,657
7,467,796 shares
 — 19 Aug 2026
Robert Kiszka
3/4/5
Executive VP of Operations
3/4/5
2.4%
$5,161,637
1,030,267 shares
 — 19 Aug 2026
Andrew R. Speaker
3/4/5
Director, Other*
3/4/5
2.3%
$4,991,067
996,221 shares
 — 19 Aug 2026
Lee E. Beckelman
3/4/5
Chief Financial Officer
3/4/5
1.8%
$3,931,537
784,738 shares
 -$239,500 19 Aug 2026
Francis Michael Porcelli
3/4/5
Director
3/4/5
1.8%
$3,822,269
762,928 shares
 -$1,485,250 19 Aug 2026
William John Young
3/4/5
Chief Operating Officer
3/4/5
1.6%
$3,410,206
680,680 shares
 — 19 Aug 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: -$2,480,414.

Buys
$116,803
Insiders: 2
Sells
$2,597,217
Insiders: 6
Net
-$2,480,414
Shares: -558,416
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 51,133 Shares: 609,549
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 156,574 $0 $763,079 -$763,079
3-6 4,444 452,975 $19,998 $1,834,138 -$1,814,140
6-9 0 0 $0 $0 $0
9-12 46,689 0 $96,805 $0 +$96,805

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-16 of 16 reporting-owner rows connected to Smart Sand, Inc.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
16
Largest Forms 3/4/5 holder
KEYSTONE CRANBERRY, LLC
Net 12M change
-$2,500,504
Latest report
20 Aug 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
KEYSTONE CRANBERRY, LLC Director, 10%+ Owner $37,413,657 Median 19 Aug 2026
Charles Edwin Young CEO, Director, 10%+ Owner $37,413,657 +$54,330 +0.15% Median 19 Aug 2026
Robert Kiszka Executive VP of Operations $5,161,637 Median 19 Aug 2026
Andrew R. Speaker Director, Other* $4,991,067 Median 19 Aug 2026
Lee E. Beckelman Chief Financial Officer $3,931,537 -$239,500 -5.7% Median 19 Aug 2026
Francis Michael Porcelli Director $3,822,269 -$1,485,250 -28% Median 19 Aug 2026
William John Young Chief Operating Officer $3,410,206 Median 19 Aug 2026
Ronald P. Whelan The Reporting Person is Executive Vice President of Last Mile Solutions of the Issuer. $2,566,402 +$42,383 +1.7% Median 19 Aug 2026
James D. Young The Reporting Person is Executive Vice President, General Counsel and Secretary of the Issuer. $1,695,858 -$363,706 -18% Filing P/S 20 Aug 2026
Timothy Pawlenty Director $1,199,469 -$102,389 -7.9% Median 19 Aug 2026
Sharon Spurlin Director $957,556 -$336,170 -26% Median 19 Aug 2026
Christopher M. Green Vice President of Accounting $232,809 -$70,202 -23% Median 19 Aug 2026
Richard J. Shearer President-Industrial Products $188,945 Mixed 07 Jun 2023
Susan E. Neumann The Reporting Person is Vice President of Accounting, Controller and Secretary of the Issuer. $160,981 Mixed 30 Jul 2021
Jose E. Feliciano Director $62,510 Mixed 23 Aug 2023
CLEARLAKE CAPITAL GROUP, L.P. Director Mixed 14 Mar 2023

Recent insider transactions for Smart Sand, 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
James D. Young SND Common Stock Sale -0.62% $10,509 $4.70 -2,236 360,821 24 Aug 2026 Direct
James D. Young SND Common Stock Sale -4.99% $92,147 $4.83 -19,078 363,057 21 Aug 2026 Direct
James D. Young SND Common Stock Sale -6.31% $124,208 $4.83 -25,716 382,135 20 Aug 2026 Direct
James D. Young SND Common Stock Award 18.2% 62,893 407,851 19 Aug 2026 Direct
Lee E. Beckelman SND Common Stock Award 8.71% 62,893 784,738 19 Aug 2026 Direct
Robert Kiszka SND Common Stock Award 7.77% 41,929 581,529 19 Aug 2026 Direct
William John Young SND Common Stock Award 10.2% 62,893 680,680 19 Aug 2026 Direct
Young Charles Edwin SND Common Stock Award 7.26% 110,063 1,625,096 19 Aug 2026 Direct
Charles Edwin Young SND Common Stock Award 7.26% 110,063 1,625,096 19 Aug 2026 Direct
Ronald P. Whelan SND Common Stock Award 8.91% 41,929 512,256 19 Aug 2026 Direct
Christopher M. Green SND Common Stock, par value $0.001 per share Award 35.5% 12,176 46,469 19 Aug 2026 Direct
Andrew R. Speaker SND Common Stock Award 1.93% 18,868 996,221 19 Aug 2026 Direct
Francis Michael Porcelli SND Common Stock Award 2.54% 18,868 762,928 19 Aug 2026 Direct
Timothy Pawlenty SND Common Stock Award 8.56% 18,868 239,415 19 Aug 2026 Direct
Sharon Spurlin SND Common Stock Award 11% 18,868 191,129 19 Aug 2026 Direct
James D. Young SND Common Stock Sale -3.27% $56,478 $4.84 -11,669 344,958 19 Aug 2026 Direct
Lee E. Beckelman SND Common Stock Sale -6.48% $239,500 $4.79 -50,000 721,845 19 Aug 2026 Direct
James D. Young SND Common Stock Sale -4.37% $80,364 $4.93 -16,301 356,627 18 Aug 2026 Direct
Sharon Spurlin SND Common Stock Sale -1.54% $13,770 $5.10 -2,700 172,261 17 Aug 2026 Direct
Sharon Spurlin SND Common Stock Sale -7.9% $75,900 $5.06 -15,000 174,961 14 Aug 2026 Direct
Christopher M. Green SND Common Stock, par value $0.001 per share Sale -28.8% $70,202 $5.06 -13,874 34,293 14 Aug 2026 Direct
Christopher M. Green SND Common Stock, par value $0.001 per share Tax liability -3.48% -1,738 48,167 23 Jul 2026 Direct
Christopher M. Green SND Common Stock, par value $0.001 per share Tax liability -3.33% -1,717 49,905 10 Jul 2026 Direct
Young Charles Edwin SND Common Stock Tax liability -0.38% -5,811 1,515,033 05 Jun 2026 Direct
Charles Edwin Young SND Common Stock Tax liability -0.38% -5,811 1,515,033 05 Jun 2026 Direct
Lee E. Beckelman SND Common Stock Tax liability -0.43% -3,321 771,845 05 Jun 2026 Direct
James D. Young SND Common Stock Tax liability -0.67% -2,500 372,928 05 Jun 2026 Direct
William John Young SND Common Stock Tax liability -0.62% -3,885 617,787 05 Jun 2026 Direct
Ronald P. Whelan SND Common Stock Tax liability -0.55% -2,614 470,327 05 Jun 2026 Direct
Robert Kiszka SND Common Stock Tax liability -0.48% -2,591 539,600 05 Jun 2026 Direct
Ronald P. Whelan SND Common Stock Purchase 0.95% $19,998 $4.50 4,444 472,941 29 May 2026 Direct
Sharon Spurlin SND Common Stock Sale -20.8% $246,500 $4.93 -50,000 189,961 26 May 2026 Direct
Charles Edwin Young SND Common Stock Tax liability -0.38% -5,811 1,520,844 17 Mar 2026 Direct
Lee E. Beckelman SND Common Stock Tax liability -0.43% -3,321 775,166 17 Mar 2026 Direct
James D. Young SND Common Stock Tax liability -0.66% -2,500 375,428 17 Mar 2026 Direct
William John Young SND Common Stock Tax liability -0.62% -3,885 621,672 17 Mar 2026 Direct
Ronald P. Whelan SND Common Stock Tax liability -0.55% -2,614 468,497 17 Mar 2026 Direct
Robert Kiszka SND Common Stock Tax liability -0.48% -2,591 542,191 17 Mar 2026 Direct
Timothy Pawlenty SND Common Stock Sale -11.3% $102,388 $3.66 -27,975 220,547 11 Mar 2026 Direct
Francis Michael Porcelli SND Common Stock Sale -9.16% $290,250 $3.87 -75,000 744,060 10 Mar 2026 Direct
Francis Michael Porcelli SND Common Stock Sale -5.75% $189,000 $3.78 -50,000 819,060 09 Mar 2026 Direct
Francis Michael Porcelli SND Common Stock Sale -14.7% $603,000 $4.02 -150,000 869,060 05 Mar 2026 Direct
Francis Michael Porcelli SND Common Stock Sale -8.94% $403,000 $4.03 -100,000 1,019,060 04 Mar 2026 Direct
Ronald P. Whelan SND Common Stock Tax liability -1.31% -6,250 471,111 28 Feb 2026 Direct
Robert Kiszka SND Common Stock Tax liability -1.12% -6,194 544,782 28 Feb 2026 Direct
Charles Edwin Young SND Common Stock Tax liability -0.9% -13,896 1,526,655 28 Feb 2026 Direct
Lee E. Beckelman SND Common Stock Tax liability -1.01% -7,941 778,487 28 Feb 2026 Direct
William John Young SND Common Stock Tax liability -1.46% -9,291 625,557 28 Feb 2026 Direct
James D. Young SND Common Stock Tax liability -1.56% -5,977 377,928 28 Feb 2026 Direct
Andrew R. Speaker SND Common Stock Tax liability -1.26% -12,469 977,353 28 Feb 2026 Direct
* marks a reported price that did not pass the local price check.
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